{
  "schema_version": 1,
  "generated_from": "2027 王道 408 复习指导 + 历年统考真题频次",
  "selection_policy": {
    "unit": "chapter",
    "rule": "优先截取本章真题权重最高的 1–2 个小节，并补充 1 个王道章末归纳/疑难点片段；不整页搬运。",
    "score": "3*ln(1+题数)+1.6*综合题数+0.45*近5年题数+0.25*出现年份数",
    "topic_note": "三级知识点来自王道 PDF 书签结构；题目重要度在二级小节层统计，不伪造题目到三级知识点的归属。"
  },
  "subjects": [
    {
      "id": "ds",
      "name": "数据结构",
      "chapters": [
        {
          "id": 1,
          "name": "绪论",
          "question_count": 7,
          "recent_count": 2,
          "application_count": 0,
          "high_frequency_section": "1.2",
          "sections": [
            {
              "id": "1.1",
              "name": "数据结构的基本概念",
              "question_count": 0,
              "application_count": 0,
              "choice_count": 0,
              "recent_count": 0,
              "distinct_years": 0,
              "year_min": null,
              "year_max": null,
              "years": [],
              "raw_score": 0.0,
              "priority_score": 0.0,
              "chapter_share": 0.0,
              "priority": "暂无真题",
              "topics": [
                {
                  "id": "1.1.1",
                  "name": "基本概念和术语"
                },
                {
                  "id": "1.1.2",
                  "name": "数据结构三要素"
                }
              ]
            },
            {
              "id": "1.2",
              "name": "算法和算法评价",
              "question_count": 7,
              "application_count": 0,
              "choice_count": 7,
              "recent_count": 2,
              "distinct_years": 6,
              "year_min": 2011,
              "year_max": 2025,
              "years": [
                2011,
                2012,
                2014,
                2019,
                2022,
                2025
              ],
              "raw_score": 8.638,
              "priority_score": 100.0,
              "chapter_share": 1.0,
              "priority": "高频核心",
              "topics": [
                {
                  "id": "1.2.1",
                  "name": "算法的基本概念"
                },
                {
                  "id": "1.2.2",
                  "name": "算法效率的度量"
                }
              ]
            }
          ],
          "review_cards": [
            {
              "id": "ds-ch01-1.2-core",
              "kind": "core",
              "section_id": "1.2",
              "title": "算法效率的度量",
              "source_label": "1.2 算法和算法评价",
              "source_page": 17,
              "source_type": "topic",
              "image": "assets/review/ds/ch01-1-2-core.webp",
              "reason": "该小节本章真题 7 道，综合题 0 道，近5年 2 道。",
              "priority_score": 100.0,
              "rank": 1
            },
            {
              "id": "ds-ch01-summary",
              "kind": "summary",
              "section_id": null,
              "title": "归纳总结",
              "source_label": "归纳总结",
              "source_page": 23,
              "source_type": "chapter_summary",
              "image": "assets/review/ds/ch01-summary.webp",
              "reason": "王道章末归纳/疑难点，作为高频小节后的压缩复盘。",
              "priority_score": null,
              "rank": 99
            }
          ]
        },
        {
          "id": 2,
          "name": "线性表",
          "question_count": 15,
          "recent_count": 5,
          "application_count": 9,
          "high_frequency_section": "2.3",
          "sections": [
            {
              "id": "2.1",
              "name": "线性表的定义和基本操作",
              "question_count": 0,
              "application_count": 0,
              "choice_count": 0,
              "recent_count": 0,
              "distinct_years": 0,
              "year_min": null,
              "year_max": null,
              "years": [],
              "raw_score": 0.0,
              "priority_score": 0.0,
              "chapter_share": 0.0,
              "priority": "暂无真题",
              "topics": [
                {
                  "id": "2.1.1",
                  "name": "线性表的定义"
                },
                {
                  "id": "2.1.2",
                  "name": "线性表的基本操作"
                }
              ]
            },
            {
              "id": "2.2",
              "name": "线性表的顺序表示",
              "question_count": 6,
              "application_count": 5,
              "choice_count": 1,
              "recent_count": 2,
              "distinct_years": 6,
              "year_min": 2010,
              "year_max": 2025,
              "years": [
                2010,
                2013,
                2018,
                2020,
                2023,
                2025
              ],
              "raw_score": 16.238,
              "priority_score": 97.5,
              "chapter_share": 0.4,
              "priority": "高频核心",
              "topics": [
                {
                  "id": "2.2.1",
                  "name": "顺序表的定义"
                },
                {
                  "id": "2.2.2",
                  "name": "顺序表上基本操作的实现"
                }
              ]
            },
            {
              "id": "2.3",
              "name": "线性表的链式表示",
              "question_count": 9,
              "application_count": 4,
              "choice_count": 5,
              "recent_count": 3,
              "distinct_years": 8,
              "year_min": 2009,
              "year_max": 2024,
              "years": [
                2009,
                2011,
                2012,
                2016,
                2019,
                2021,
                2023,
                2024
              ],
              "raw_score": 16.658,
              "priority_score": 100.0,
              "chapter_share": 0.6,
              "priority": "高频核心",
              "topics": [
                {
                  "id": "2.3.1",
                  "name": "单链表的定义"
                },
                {
                  "id": "2.3.2",
                  "name": "单链表上基本操作的实现"
                },
                {
                  "id": "2.3.3",
                  "name": "双链表"
                },
                {
                  "id": "2.3.4",
                  "name": "循环链表"
                },
                {
                  "id": "2.3.5",
                  "name": "静态链表"
                },
                {
                  "id": "2.3.6",
                  "name": "顺序表和链表的比较"
                }
              ]
            }
          ],
          "review_cards": [
            {
              "id": "ds-ch02-2.3-core",
              "kind": "core",
              "section_id": "2.3",
              "title": "单链表上基本操作的实现",
              "source_label": "2.3 线性表的链式表示",
              "source_page": 43,
              "source_type": "topic",
              "image": "assets/review/ds/ch02-2-3-core.webp",
              "reason": "该小节本章真题 9 道，综合题 4 道，近5年 3 道。",
              "priority_score": 100.0,
              "rank": 1
            },
            {
              "id": "ds-ch02-2.2-core",
              "kind": "core",
              "section_id": "2.2",
              "title": "顺序表上基本操作的实现",
              "source_label": "2.2 线性表的顺序表示",
              "source_page": 28,
              "source_type": "topic",
              "image": "assets/review/ds/ch02-2-2-core.webp",
              "reason": "该小节本章真题 6 道，综合题 5 道，近5年 2 道。",
              "priority_score": 97.5,
              "rank": 2
            },
            {
              "id": "ds-ch02-summary",
              "kind": "summary",
              "section_id": null,
              "title": "归纳总结",
              "source_label": "归纳总结",
              "source_page": 74,
              "source_type": "chapter_summary",
              "image": "assets/review/ds/ch02-summary.webp",
              "reason": "王道章末归纳/疑难点，作为高频小节后的压缩复盘。",
              "priority_score": null,
              "rank": 99
            }
          ]
        },
        {
          "id": 3,
          "name": "栈、队列和数组",
          "question_count": 25,
          "recent_count": 5,
          "application_count": 1,
          "high_frequency_section": "3.3",
          "sections": [
            {
              "id": "3.1",
              "name": "栈",
              "question_count": 5,
              "application_count": 0,
              "choice_count": 5,
              "recent_count": 0,
              "distinct_years": 5,
              "year_min": 2009,
              "year_max": 2020,
              "years": [
                2009,
                2010,
                2011,
                2013,
                2020
              ],
              "raw_score": 6.625,
              "priority_score": 69.8,
              "chapter_share": 0.2,
              "priority": "重点",
              "topics": [
                {
                  "id": "3.1.1",
                  "name": "栈的基本概念"
                },
                {
                  "id": "3.1.2",
                  "name": "栈的顺序存储结构"
                },
                {
                  "id": "3.1.3",
                  "name": "栈的链式存储结构"
                }
              ]
            },
            {
              "id": "3.2",
              "name": "队列",
              "question_count": 6,
              "application_count": 1,
              "choice_count": 5,
              "recent_count": 1,
              "distinct_years": 6,
              "year_min": 2010,
              "year_max": 2021,
              "years": [
                2010,
                2011,
                2014,
                2018,
                2019,
                2021
              ],
              "raw_score": 9.388,
              "priority_score": 98.9,
              "chapter_share": 0.24,
              "priority": "高频核心",
              "topics": [
                {
                  "id": "3.2.1",
                  "name": "队列的基本概念"
                },
                {
                  "id": "3.2.2",
                  "name": "队列的顺序存储结构"
                },
                {
                  "id": "3.2.3",
                  "name": "队列的链式存储结构"
                },
                {
                  "id": "3.2.4",
                  "name": "双端队列"
                }
              ]
            },
            {
              "id": "3.3",
              "name": "栈和队列的应用",
              "question_count": 8,
              "application_count": 0,
              "choice_count": 8,
              "recent_count": 2,
              "distinct_years": 8,
              "year_min": 2009,
              "year_max": 2025,
              "years": [
                2009,
                2012,
                2014,
                2015,
                2016,
                2018,
                2024,
                2025
              ],
              "raw_score": 9.492,
              "priority_score": 100.0,
              "chapter_share": 0.32,
              "priority": "高频核心",
              "topics": [
                {
                  "id": "3.3.1",
                  "name": "栈在括号匹配中的应用"
                },
                {
                  "id": "3.3.2",
                  "name": "栈在表达式求值中的应用"
                },
                {
                  "id": "3.3.3",
                  "name": "栈在递归中的应用"
                },
                {
                  "id": "3.3.4",
                  "name": "队列在层次遍历中的应用"
                },
                {
                  "id": "3.3.5",
                  "name": "队列在计算机系统中的应用"
                }
              ]
            },
            {
              "id": "3.4",
              "name": "数组和特殊矩阵",
              "question_count": 6,
              "application_count": 0,
              "choice_count": 6,
              "recent_count": 2,
              "distinct_years": 6,
              "year_min": 2016,
              "year_max": 2023,
              "years": [
                2016,
                2017,
                2018,
                2020,
                2021,
                2023
              ],
              "raw_score": 8.238,
              "priority_score": 86.8,
              "chapter_share": 0.24,
              "priority": "高频核心",
              "topics": [
                {
                  "id": "3.4.1",
                  "name": "数组的定义"
                },
                {
                  "id": "3.4.2",
                  "name": "数组的存储结构"
                },
                {
                  "id": "3.4.3",
                  "name": "特殊矩阵的压缩存储"
                },
                {
                  "id": "3.4.4",
                  "name": "稀疏矩阵"
                }
              ]
            }
          ],
          "review_cards": [
            {
              "id": "ds-ch03-3.3-core",
              "kind": "core",
              "section_id": "3.3",
              "title": "队列在层次遍历中的应用",
              "source_label": "3.3 栈和队列的应用",
              "source_page": 105,
              "source_type": "topic",
              "image": "assets/review/ds/ch03-3-3-core.webp",
              "reason": "该小节本章真题 8 道，综合题 0 道，近5年 2 道。",
              "priority_score": 100.0,
              "rank": 1
            },
            {
              "id": "ds-ch03-3.2-core",
              "kind": "core",
              "section_id": "3.2",
              "title": "队列的顺序存储结构",
              "source_label": "3.2 队列",
              "source_page": 88,
              "source_type": "topic",
              "image": "assets/review/ds/ch03-3-2-core.webp",
              "reason": "该小节本章真题 6 道，综合题 1 道，近5年 1 道。",
              "priority_score": 98.9,
              "rank": 2
            },
            {
              "id": "ds-ch03-summary",
              "kind": "summary",
              "section_id": null,
              "title": "归纳总结",
              "source_label": "归纳总结",
              "source_page": 120,
              "source_type": "chapter_summary",
              "image": "assets/review/ds/ch03-summary.webp",
              "reason": "王道章末归纳/疑难点，作为高频小节后的压缩复盘。",
              "priority_score": null,
              "rank": 99
            }
          ]
        },
        {
          "id": 4,
          "name": "串",
          "question_count": 3,
          "recent_count": 1,
          "application_count": 0,
          "high_frequency_section": "4.2",
          "sections": [
            {
              "id": "4.1",
              "name": "串的定义和实现",
              "question_count": 0,
              "application_count": 0,
              "choice_count": 0,
              "recent_count": 0,
              "distinct_years": 0,
              "year_min": null,
              "year_max": null,
              "years": [],
              "raw_score": 0.0,
              "priority_score": 0.0,
              "chapter_share": 0.0,
              "priority": "暂无真题",
              "topics": []
            },
            {
              "id": "4.2",
              "name": "串的模式匹配",
              "question_count": 3,
              "application_count": 0,
              "choice_count": 3,
              "recent_count": 1,
              "distinct_years": 3,
              "year_min": 2015,
              "year_max": 2024,
              "years": [
                2015,
                2019,
                2024
              ],
              "raw_score": 5.359,
              "priority_score": 100.0,
              "chapter_share": 1.0,
              "priority": "高频核心",
              "topics": [
                {
                  "id": "4.2.1",
                  "name": "简单的模式匹配算法"
                },
                {
                  "id": "4.2.2",
                  "name": "串的模式匹配算法——KMP算法"
                },
                {
                  "id": "4.2.3",
                  "name": "KMP算法的进一步优化"
                }
              ]
            }
          ],
          "review_cards": [
            {
              "id": "ds-ch04-4.2-core",
              "kind": "core",
              "section_id": "4.2",
              "title": "串的模式匹配算法——KMP算法",
              "source_label": "4.2 串的模式匹配",
              "source_page": 124,
              "source_type": "topic",
              "image": "assets/review/ds/ch04-4-2-core.webp",
              "reason": "该小节本章真题 3 道，综合题 0 道，近5年 1 道。",
              "priority_score": 100.0,
              "rank": 1
            },
            {
              "id": "ds-ch04-summary",
              "kind": "summary",
              "section_id": null,
              "title": "归纳总结",
              "source_label": "归纳总结",
              "source_page": 135,
              "source_type": "chapter_summary",
              "image": "assets/review/ds/ch04-summary.webp",
              "reason": "王道章末归纳/疑难点，作为高频小节后的压缩复盘。",
              "priority_score": null,
              "rank": 99
            }
          ]
        },
        {
          "id": 5,
          "name": "树与二叉树",
          "question_count": 38,
          "recent_count": 11,
          "application_count": 6,
          "high_frequency_section": "5.3",
          "sections": [
            {
              "id": "5.1",
              "name": "树的基本概念",
              "question_count": 2,
              "application_count": 0,
              "choice_count": 2,
              "recent_count": 0,
              "distinct_years": 2,
              "year_min": 2010,
              "year_max": 2016,
              "years": [
                2010,
                2016
              ],
              "raw_score": 3.796,
              "priority_score": 22.3,
              "chapter_share": 0.0526,
              "priority": "基础覆盖",
              "topics": [
                {
                  "id": "5.1.1",
                  "name": "树的定义"
                },
                {
                  "id": "5.1.2",
                  "name": "基本术语"
                },
                {
                  "id": "5.1.3",
                  "name": "树的性质"
                }
              ]
            },
            {
              "id": "5.2",
              "name": "二叉树的概念",
              "question_count": 6,
              "application_count": 1,
              "choice_count": 5,
              "recent_count": 2,
              "distinct_years": 6,
              "year_min": 2009,
              "year_max": 2025,
              "years": [
                2009,
                2016,
                2018,
                2020,
                2022,
                2025
              ],
              "raw_score": 9.838,
              "priority_score": 57.8,
              "chapter_share": 0.1579,
              "priority": "重点",
              "topics": [
                {
                  "id": "5.2.1",
                  "name": "二叉树的定义及其主要特性"
                },
                {
                  "id": "5.2.2",
                  "name": "二叉树的存储结构"
                }
              ]
            },
            {
              "id": "5.3",
              "name": "二叉树的遍历和线索二叉树",
              "question_count": 14,
              "application_count": 3,
              "choice_count": 11,
              "recent_count": 3,
              "distinct_years": 11,
              "year_min": 2009,
              "year_max": 2024,
              "years": [
                2009,
                2010,
                2011,
                2012,
                2013,
                2014,
                2015,
                2017,
                2022,
                2023,
                2024
              ],
              "raw_score": 17.024,
              "priority_score": 100.0,
              "chapter_share": 0.3684,
              "priority": "高频核心",
              "topics": [
                {
                  "id": "5.3.1",
                  "name": "二叉树的遍历"
                },
                {
                  "id": "5.3.2",
                  "name": "线索二叉树"
                }
              ]
            },
            {
              "id": "5.4",
              "name": "树、森林",
              "question_count": 6,
              "application_count": 0,
              "choice_count": 6,
              "recent_count": 2,
              "distinct_years": 6,
              "year_min": 2011,
              "year_max": 2025,
              "years": [
                2011,
                2014,
                2019,
                2020,
                2021,
                2025
              ],
              "raw_score": 8.238,
              "priority_score": 48.4,
              "chapter_share": 0.1579,
              "priority": "基础覆盖",
              "topics": [
                {
                  "id": "5.4.1",
                  "name": "树的存储结构"
                },
                {
                  "id": "5.4.2",
                  "name": "树、森林与二叉树的转换"
                },
                {
                  "id": "5.4.3",
                  "name": "树和森林的遍历"
                }
              ]
            },
            {
              "id": "5.5",
              "name": "树与二叉树的应用",
              "question_count": 10,
              "application_count": 2,
              "choice_count": 8,
              "recent_count": 4,
              "distinct_years": 10,
              "year_min": 2010,
              "year_max": 2025,
              "years": [
                2010,
                2011,
                2012,
                2015,
                2019,
                2020,
                2021,
                2022,
                2023,
                2025
              ],
              "raw_score": 14.694,
              "priority_score": 86.3,
              "chapter_share": 0.2632,
              "priority": "高频核心",
              "topics": [
                {
                  "id": "5.5.1",
                  "name": "哈夫曼树和哈夫曼编码"
                },
                {
                  "id": "5.5.2",
                  "name": "并查集"
                }
              ]
            }
          ],
          "review_cards": [
            {
              "id": "ds-ch05-5.3-core",
              "kind": "core",
              "section_id": "5.3",
              "title": "二叉树的遍历",
              "source_label": "5.3 二叉树的遍历和线索二叉树",
              "source_page": 152,
              "source_type": "topic",
              "image": "assets/review/ds/ch05-5-3-core.webp",
              "reason": "该小节本章真题 14 道，综合题 3 道，近5年 3 道。",
              "priority_score": 100.0,
              "rank": 1
            },
            {
              "id": "ds-ch05-5.5-core",
              "kind": "core",
              "section_id": "5.5",
              "title": "哈夫曼树和哈夫曼编码",
              "source_label": "5.5 树与二叉树的应用",
              "source_page": 192,
              "source_type": "topic",
              "image": "assets/review/ds/ch05-5-5-core.webp",
              "reason": "该小节本章真题 10 道，综合题 2 道，近5年 4 道。",
              "priority_score": 86.3,
              "rank": 2
            }
          ]
        },
        {
          "id": 6,
          "name": "图",
          "question_count": 37,
          "recent_count": 11,
          "application_count": 8,
          "high_frequency_section": "6.4",
          "sections": [
            {
              "id": "6.1",
              "name": "图的基本概念",
              "question_count": 4,
              "application_count": 0,
              "choice_count": 4,
              "recent_count": 1,
              "distinct_years": 3,
              "year_min": 2009,
              "year_max": 2022,
              "years": [
                2009,
                2011,
                2022
              ],
              "raw_score": 6.028,
              "priority_score": 24.3,
              "chapter_share": 0.1081,
              "priority": "基础覆盖",
              "topics": [
                {
                  "id": "6.1.1",
                  "name": "图的定义"
                }
              ]
            },
            {
              "id": "6.2",
              "name": "图的存储及基本操作",
              "question_count": 5,
              "application_count": 3,
              "choice_count": 2,
              "recent_count": 3,
              "distinct_years": 5,
              "year_min": 2011,
              "year_max": 2024,
              "years": [
                2011,
                2013,
                2021,
                2023,
                2024
              ],
              "raw_score": 12.775,
              "priority_score": 51.5,
              "chapter_share": 0.1351,
              "priority": "基础覆盖",
              "topics": [
                {
                  "id": "6.2.1",
                  "name": "邻接矩阵法"
                },
                {
                  "id": "6.2.2",
                  "name": "邻接表法"
                },
                {
                  "id": "6.2.3",
                  "name": "十字链表"
                },
                {
                  "id": "6.2.4",
                  "name": "邻接多重表"
                },
                {
                  "id": "6.2.5",
                  "name": "图的基本操作"
                }
              ]
            },
            {
              "id": "6.3",
              "name": "图的遍历",
              "question_count": 4,
              "application_count": 0,
              "choice_count": 4,
              "recent_count": 0,
              "distinct_years": 4,
              "year_min": 2012,
              "year_max": 2016,
              "years": [
                2012,
                2013,
                2015,
                2016
              ],
              "raw_score": 5.828,
              "priority_score": 23.5,
              "chapter_share": 0.1081,
              "priority": "基础覆盖",
              "topics": [
                {
                  "id": "6.3.1",
                  "name": "广度优先搜索"
                },
                {
                  "id": "6.3.2",
                  "name": "深度优先搜索"
                },
                {
                  "id": "6.3.3",
                  "name": "图的遍历与图的连通性"
                }
              ]
            },
            {
              "id": "6.4",
              "name": "图的应用",
              "question_count": 24,
              "application_count": 5,
              "choice_count": 19,
              "recent_count": 7,
              "distinct_years": 16,
              "year_min": 2009,
              "year_max": 2025,
              "years": [
                2009,
                2010,
                2011,
                2012,
                2013,
                2014,
                2015,
                2016,
                2018,
                2019,
                2020,
                2021,
                2022,
                2023,
                2024,
                2025
              ],
              "raw_score": 24.807,
              "priority_score": 100.0,
              "chapter_share": 0.6486,
              "priority": "高频核心",
              "topics": [
                {
                  "id": "6.4.1",
                  "name": "最小生成树"
                },
                {
                  "id": "6.4.2",
                  "name": "最短路径"
                },
                {
                  "id": "6.4.3",
                  "name": "有向无环图描述表达式"
                },
                {
                  "id": "6.4.4",
                  "name": "拓扑排序"
                },
                {
                  "id": "6.4.5",
                  "name": "关键路径"
                }
              ]
            }
          ],
          "review_cards": [
            {
              "id": "ds-ch06-6.4-core",
              "kind": "core",
              "section_id": "6.4",
              "title": "最小生成树",
              "source_label": "6.4 图的应用",
              "source_page": 239,
              "source_type": "topic",
              "image": "assets/review/ds/ch06-6-4-core.webp",
              "reason": "该小节本章真题 24 道，综合题 5 道，近5年 7 道。",
              "priority_score": 100.0,
              "rank": 1
            }
          ]
        },
        {
          "id": 7,
          "name": "查找",
          "question_count": 34,
          "recent_count": 12,
          "application_count": 3,
          "high_frequency_section": "7.5",
          "sections": [
            {
              "id": "7.1",
              "name": "查找的基本概念",
              "question_count": 0,
              "application_count": 0,
              "choice_count": 0,
              "recent_count": 0,
              "distinct_years": 0,
              "year_min": null,
              "year_max": null,
              "years": [],
              "raw_score": 0.0,
              "priority_score": 0.0,
              "chapter_share": 0.0,
              "priority": "暂无真题",
              "topics": []
            },
            {
              "id": "7.2",
              "name": "顺序查找和折半查找",
              "question_count": 8,
              "application_count": 1,
              "choice_count": 7,
              "recent_count": 3,
              "distinct_years": 8,
              "year_min": 2010,
              "year_max": 2025,
              "years": [
                2010,
                2011,
                2013,
                2016,
                2017,
                2023,
                2024,
                2025
              ],
              "raw_score": 11.542,
              "priority_score": 92.1,
              "chapter_share": 0.2353,
              "priority": "高频核心",
              "topics": [
                {
                  "id": "7.2.1",
                  "name": "顺序查找"
                },
                {
                  "id": "7.2.2",
                  "name": "折半查找"
                },
                {
                  "id": "7.2.3",
                  "name": "分块查找"
                }
              ]
            },
            {
              "id": "7.3",
              "name": "树形查找",
              "question_count": 12,
              "application_count": 0,
              "choice_count": 12,
              "recent_count": 2,
              "distinct_years": 9,
              "year_min": 2009,
              "year_max": 2024,
              "years": [
                2009,
                2010,
                2011,
                2013,
                2015,
                2018,
                2020,
                2021,
                2024
              ],
              "raw_score": 10.845,
              "priority_score": 86.5,
              "chapter_share": 0.3529,
              "priority": "高频核心",
              "topics": [
                {
                  "id": "7.3.1",
                  "name": "二叉排序树（BST）"
                },
                {
                  "id": "7.3.2",
                  "name": "平衡二叉树"
                },
                {
                  "id": "7.3.3",
                  "name": "红黑树"
                }
              ]
            },
            {
              "id": "7.4",
              "name": "B 树和 B+ 树",
              "question_count": 7,
              "application_count": 0,
              "choice_count": 7,
              "recent_count": 4,
              "distinct_years": 7,
              "year_min": 2011,
              "year_max": 2025,
              "years": [
                2011,
                2018,
                2020,
                2021,
                2022,
                2023,
                2025
              ],
              "raw_score": 9.788,
              "priority_score": 78.1,
              "chapter_share": 0.2059,
              "priority": "重点",
              "topics": [
                {
                  "id": "7.4.1",
                  "name": "B树及其基本操作"
                },
                {
                  "id": "7.4.2",
                  "name": "B+树的基本概念"
                }
              ]
            },
            {
              "id": "7.5",
              "name": "散列（Hash）表",
              "question_count": 7,
              "application_count": 2,
              "choice_count": 5,
              "recent_count": 3,
              "distinct_years": 7,
              "year_min": 2010,
              "year_max": 2025,
              "years": [
                2010,
                2011,
                2014,
                2018,
                2023,
                2024,
                2025
              ],
              "raw_score": 12.538,
              "priority_score": 100.0,
              "chapter_share": 0.2059,
              "priority": "高频核心",
              "topics": [
                {
                  "id": "7.5.1",
                  "name": "散列表的基本概念"
                },
                {
                  "id": "7.5.2",
                  "name": "散列函数的构造方法"
                },
                {
                  "id": "7.5.3",
                  "name": "处理冲突的方法"
                },
                {
                  "id": "7.5.4",
                  "name": "散列查找及性能分析的应用"
                }
              ]
            }
          ],
          "review_cards": [
            {
              "id": "ds-ch07-7.5-core",
              "kind": "core",
              "section_id": "7.5",
              "title": "散列查找及性能分析的应用",
              "source_label": "7.5 散列（Hash）表",
              "source_page": 320,
              "source_type": "section_verified",
              "image": "assets/review/ds/ch07-7-5-core.webp",
              "reason": "该小节本章真题 7 道，综合题 2 道，近5年 3 道。",
              "priority_score": 100.0,
              "rank": 1
            },
            {
              "id": "ds-ch07-7.2-core",
              "kind": "core",
              "section_id": "7.2",
              "title": "顺序查找",
              "source_label": "7.2 顺序查找和折半查找",
              "source_page": 278,
              "source_type": "topic",
              "image": "assets/review/ds/ch07-7-2-core.webp",
              "reason": "该小节本章真题 8 道，综合题 1 道，近5年 3 道。",
              "priority_score": 92.1,
              "rank": 2
            }
          ]
        },
        {
          "id": 8,
          "name": "排序",
          "question_count": 46,
          "recent_count": 17,
          "application_count": 5,
          "high_frequency_section": "8.7",
          "sections": [
            {
              "id": "8.1",
              "name": "排序的基本概念",
              "question_count": 0,
              "application_count": 0,
              "choice_count": 0,
              "recent_count": 0,
              "distinct_years": 0,
              "year_min": null,
              "year_max": null,
              "years": [],
              "raw_score": 0.0,
              "priority_score": 0.0,
              "chapter_share": 0.0,
              "priority": "暂无真题",
              "topics": [
                {
                  "id": "8.1.1",
                  "name": "排序的定义"
                }
              ]
            },
            {
              "id": "8.2",
              "name": "插入排序",
              "question_count": 6,
              "application_count": 0,
              "choice_count": 6,
              "recent_count": 0,
              "distinct_years": 4,
              "year_min": 2011,
              "year_max": 2018,
              "years": [
                2011,
                2012,
                2014,
                2018
              ],
              "raw_score": 6.838,
              "priority_score": 57.5,
              "chapter_share": 0.1304,
              "priority": "重点",
              "topics": [
                {
                  "id": "8.2.1",
                  "name": "直接插入排序"
                },
                {
                  "id": "8.2.2",
                  "name": "折半插入排序"
                },
                {
                  "id": "8.2.3",
                  "name": "希尔排序"
                }
              ]
            },
            {
              "id": "8.3",
              "name": "交换排序",
              "question_count": 6,
              "application_count": 1,
              "choice_count": 5,
              "recent_count": 2,
              "distinct_years": 6,
              "year_min": 2010,
              "year_max": 2024,
              "years": [
                2010,
                2014,
                2016,
                2019,
                2023,
                2024
              ],
              "raw_score": 9.838,
              "priority_score": 82.8,
              "chapter_share": 0.1304,
              "priority": "重点",
              "topics": [
                {
                  "id": "8.3.1",
                  "name": "冒泡排序"
                },
                {
                  "id": "8.3.2",
                  "name": "快速排序"
                }
              ]
            },
            {
              "id": "8.4",
              "name": "选择排序",
              "question_count": 9,
              "application_count": 1,
              "choice_count": 8,
              "recent_count": 3,
              "distinct_years": 8,
              "year_min": 2009,
              "year_max": 2024,
              "years": [
                2009,
                2011,
                2017,
                2018,
                2020,
                2021,
                2022,
                2024
              ],
              "raw_score": 11.858,
              "priority_score": 99.7,
              "chapter_share": 0.1957,
              "priority": "高频核心",
              "topics": [
                {
                  "id": "8.4.1",
                  "name": "简单选择排序"
                },
                {
                  "id": "8.4.2",
                  "name": "堆排序"
                }
              ]
            },
            {
              "id": "8.5",
              "name": "归并排序、基数排序和计数排序",
              "question_count": 8,
              "application_count": 1,
              "choice_count": 7,
              "recent_count": 5,
              "distinct_years": 5,
              "year_min": 2013,
              "year_max": 2024,
              "years": [
                2013,
                2015,
                2021,
                2022,
                2024
              ],
              "raw_score": 11.692,
              "priority_score": 98.4,
              "chapter_share": 0.1739,
              "priority": "高频核心",
              "topics": [
                {
                  "id": "8.5.1",
                  "name": "归并排序"
                },
                {
                  "id": "8.5.2",
                  "name": "基数排序"
                }
              ]
            },
            {
              "id": "8.6",
              "name": "各种内部排序算法的比较及应用",
              "question_count": 11,
              "application_count": 0,
              "choice_count": 11,
              "recent_count": 4,
              "distinct_years": 9,
              "year_min": 2009,
              "year_max": 2025,
              "years": [
                2009,
                2010,
                2012,
                2017,
                2019,
                2020,
                2022,
                2023,
                2025
              ],
              "raw_score": 11.505,
              "priority_score": 96.8,
              "chapter_share": 0.2391,
              "priority": "高频核心",
              "topics": [
                {
                  "id": "8.6.1",
                  "name": "内部排序算法的比较"
                },
                {
                  "id": "8.6.2",
                  "name": "内部排序算法的应用"
                }
              ]
            },
            {
              "id": "8.7",
              "name": "外部排序",
              "question_count": 6,
              "application_count": 2,
              "choice_count": 4,
              "recent_count": 3,
              "distinct_years": 6,
              "year_min": 2013,
              "year_max": 2024,
              "years": [
                2013,
                2016,
                2019,
                2022,
                2023,
                2024
              ],
              "raw_score": 11.888,
              "priority_score": 100.0,
              "chapter_share": 0.1304,
              "priority": "高频核心",
              "topics": [
                {
                  "id": "8.7.1",
                  "name": "外部排序的基本概念"
                },
                {
                  "id": "8.7.2",
                  "name": "外部排序的方法"
                },
                {
                  "id": "8.7.3",
                  "name": "多路平衡归并与败者树"
                },
                {
                  "id": "8.7.4",
                  "name": "置换-选择排序（生成初始归并段）"
                },
                {
                  "id": "8.7.5",
                  "name": "最佳归并树"
                }
              ]
            }
          ],
          "review_cards": [
            {
              "id": "ds-ch08-8.7-core",
              "kind": "core",
              "section_id": "8.7",
              "title": "外部排序的基本概念",
              "source_label": "8.7 外部排序",
              "source_page": 380,
              "source_type": "section_verified",
              "image": "assets/review/ds/ch08-8-7-core.webp",
              "reason": "该小节本章真题 6 道，综合题 2 道，近5年 3 道。",
              "priority_score": 100.0,
              "rank": 1
            },
            {
              "id": "ds-ch08-8.4-core",
              "kind": "core",
              "section_id": "8.4",
              "title": "选择排序：简单选择排序与堆排序",
              "source_label": "8.4 选择排序",
              "source_page": 351,
              "source_type": "section_verified",
              "image": "assets/review/ds/ch08-8-4-core.webp",
              "reason": "该小节本章真题 9 道，综合题 1 道，近5年 3 道。",
              "priority_score": 99.7,
              "rank": 2
            }
          ]
        }
      ]
    },
    {
      "id": "co",
      "name": "计算机组成原理",
      "chapters": [
        {
          "id": 1,
          "name": "计算机系统概述",
          "question_count": 13,
          "recent_count": 4,
          "application_count": 0,
          "high_frequency_section": "1.3",
          "sections": [
            {
              "id": "1.1",
              "name": "计算机发展历程",
              "question_count": 0,
              "application_count": 0,
              "choice_count": 0,
              "recent_count": 0,
              "distinct_years": 0,
              "year_min": null,
              "year_max": null,
              "years": [],
              "raw_score": 0.0,
              "priority_score": 0.0,
              "chapter_share": 0.0,
              "priority": "暂无真题",
              "topics": []
            },
            {
              "id": "1.2",
              "name": "计算机系统层次结构",
              "question_count": 4,
              "application_count": 0,
              "choice_count": 4,
              "recent_count": 1,
              "distinct_years": 4,
              "year_min": 2015,
              "year_max": 2022,
              "years": [
                2015,
                2016,
                2019,
                2022
              ],
              "raw_score": 6.278,
              "priority_score": 59.7,
              "chapter_share": 0.3077,
              "priority": "重点",
              "topics": []
            },
            {
              "id": "1.3",
              "name": "计算机的性能指标",
              "question_count": 9,
              "application_count": 0,
              "choice_count": 9,
              "recent_count": 3,
              "distinct_years": 9,
              "year_min": 2010,
              "year_max": 2023,
              "years": [
                2010,
                2011,
                2012,
                2013,
                2014,
                2017,
                2021,
                2022,
                2023
              ],
              "raw_score": 10.508,
              "priority_score": 100.0,
              "chapter_share": 0.6923,
              "priority": "高频核心",
              "topics": []
            }
          ],
          "review_cards": [
            {
              "id": "co-ch01-1.3-core",
              "kind": "core",
              "section_id": "1.3",
              "title": "计算机的性能指标",
              "source_label": "1.3 计算机的性能指标",
              "source_page": 11,
              "source_type": "section",
              "image": "assets/review/co/ch01-1-3-core.webp",
              "reason": "该小节本章真题 9 道，综合题 0 道，近5年 3 道。",
              "priority_score": 100.0,
              "rank": 1
            },
            {
              "id": "co-ch01-1.2-core",
              "kind": "core",
              "section_id": "1.2",
              "title": "计算机系统层次结构",
              "source_label": "1.2 计算机系统层次结构",
              "source_page": 2,
              "source_type": "section",
              "image": "assets/review/co/ch01-1-2-core.webp",
              "reason": "该小节本章真题 4 道，综合题 0 道，近5年 1 道。",
              "priority_score": 59.7,
              "rank": 2
            },
            {
              "id": "co-ch01-summary",
              "kind": "summary",
              "section_id": null,
              "title": "常见问题和易混淆知识点",
              "source_label": "常见问题和易混淆知识点",
              "source_page": 18,
              "source_type": "chapter_summary",
              "image": "assets/review/co/ch01-summary.webp",
              "reason": "王道章末易混淆知识点，作为高频小节后的压缩复盘。",
              "priority_score": null,
              "rank": 99
            }
          ]
        },
        {
          "id": 2,
          "name": "数据的表示和运算",
          "question_count": 40,
          "recent_count": 14,
          "application_count": 3,
          "high_frequency_section": "2.3",
          "sections": [
            {
              "id": "2.1",
              "name": "数制与编码",
              "question_count": 7,
              "application_count": 0,
              "choice_count": 7,
              "recent_count": 3,
              "distinct_years": 7,
              "year_min": 2012,
              "year_max": 2025,
              "years": [
                2012,
                2015,
                2016,
                2019,
                2021,
                2022,
                2025
              ],
              "raw_score": 9.338,
              "priority_score": 53.0,
              "chapter_share": 0.175,
              "priority": "基础覆盖",
              "topics": []
            },
            {
              "id": "2.2",
              "name": "运算方法和运算电路",
              "question_count": 13,
              "application_count": 2,
              "choice_count": 11,
              "recent_count": 4,
              "distinct_years": 10,
              "year_min": 2009,
              "year_max": 2025,
              "years": [
                2009,
                2010,
                2011,
                2013,
                2014,
                2018,
                2020,
                2023,
                2024,
                2025
              ],
              "raw_score": 15.417,
              "priority_score": 87.4,
              "chapter_share": 0.325,
              "priority": "高频核心",
              "topics": []
            },
            {
              "id": "2.3",
              "name": "浮点数的表示与运算",
              "question_count": 20,
              "application_count": 1,
              "choice_count": 19,
              "recent_count": 7,
              "distinct_years": 15,
              "year_min": 2009,
              "year_max": 2025,
              "years": [
                2009,
                2010,
                2011,
                2012,
                2013,
                2014,
                2016,
                2017,
                2018,
                2020,
                2021,
                2022,
                2023,
                2024,
                2025
              ],
              "raw_score": 17.634,
              "priority_score": 100.0,
              "chapter_share": 0.5,
              "priority": "高频核心",
              "topics": []
            }
          ],
          "review_cards": [
            {
              "id": "co-ch02-2.3-core",
              "kind": "core",
              "section_id": "2.3",
              "title": "浮点数的表示与运算",
              "source_label": "2.3 浮点数的表示与运算",
              "source_page": 53,
              "source_type": "section",
              "image": "assets/review/co/ch02-2-3-core.webp",
              "reason": "该小节本章真题 20 道，综合题 1 道，近5年 7 道。",
              "priority_score": 100.0,
              "rank": 1
            },
            {
              "id": "co-ch02-2.2-core",
              "kind": "core",
              "section_id": "2.2",
              "title": "运算方法和运算电路",
              "source_label": "2.2 运算方法和运算电路",
              "source_page": 32,
              "source_type": "section",
              "image": "assets/review/co/ch02-2-2-core.webp",
              "reason": "该小节本章真题 13 道，综合题 2 道，近5年 4 道。",
              "priority_score": 87.4,
              "rank": 2
            },
            {
              "id": "co-ch02-summary",
              "kind": "summary",
              "section_id": null,
              "title": "常见问题和易混淆知识点",
              "source_label": "常见问题和易混淆知识点",
              "source_page": 75,
              "source_type": "chapter_summary",
              "image": "assets/review/co/ch02-summary.webp",
              "reason": "王道章末易混淆知识点，作为高频小节后的压缩复盘。",
              "priority_score": null,
              "rank": 99
            }
          ]
        },
        {
          "id": 3,
          "name": "存储系统",
          "question_count": 44,
          "recent_count": 12,
          "application_count": 9,
          "high_frequency_section": "3.6",
          "sections": [
            {
              "id": "3.1",
              "name": "存储器概述",
              "question_count": 0,
              "application_count": 0,
              "choice_count": 0,
              "recent_count": 0,
              "distinct_years": 0,
              "year_min": null,
              "year_max": null,
              "years": [],
              "raw_score": 0.0,
              "priority_score": 0.0,
              "chapter_share": 0.0,
              "priority": "暂无真题",
              "topics": []
            },
            {
              "id": "3.2",
              "name": "主存储器",
              "question_count": 9,
              "application_count": 0,
              "choice_count": 9,
              "recent_count": 1,
              "distinct_years": 8,
              "year_min": 2010,
              "year_max": 2022,
              "years": [
                2010,
                2011,
                2012,
                2014,
                2015,
                2017,
                2018,
                2022
              ],
              "raw_score": 9.358,
              "priority_score": 38.5,
              "chapter_share": 0.2045,
              "priority": "基础覆盖",
              "topics": []
            },
            {
              "id": "3.3",
              "name": "主存储器与 CPU 的连接",
              "question_count": 6,
              "application_count": 0,
              "choice_count": 6,
              "recent_count": 2,
              "distinct_years": 6,
              "year_min": 2009,
              "year_max": 2023,
              "years": [
                2009,
                2010,
                2011,
                2016,
                2021,
                2023
              ],
              "raw_score": 8.238,
              "priority_score": 33.9,
              "chapter_share": 0.1364,
              "priority": "基础覆盖",
              "topics": []
            },
            {
              "id": "3.4",
              "name": "外部存储器",
              "question_count": 3,
              "application_count": 0,
              "choice_count": 3,
              "recent_count": 0,
              "distinct_years": 2,
              "year_min": 2013,
              "year_max": 2019,
              "years": [
                2013,
                2019
              ],
              "raw_score": 4.659,
              "priority_score": 19.2,
              "chapter_share": 0.0682,
              "priority": "基础覆盖",
              "topics": []
            },
            {
              "id": "3.5",
              "name": "高速缓冲存储器",
              "question_count": 11,
              "application_count": 3,
              "choice_count": 8,
              "recent_count": 2,
              "distinct_years": 10,
              "year_min": 2009,
              "year_max": 2022,
              "years": [
                2009,
                2010,
                2012,
                2013,
                2015,
                2016,
                2017,
                2020,
                2021,
                2022
              ],
              "raw_score": 15.655,
              "priority_score": 64.4,
              "chapter_share": 0.25,
              "priority": "重点",
              "topics": []
            },
            {
              "id": "3.6",
              "name": "虚拟存储器",
              "question_count": 15,
              "application_count": 6,
              "choice_count": 9,
              "recent_count": 7,
              "distinct_years": 13,
              "year_min": 2010,
              "year_max": 2025,
              "years": [
                2010,
                2011,
                2013,
                2015,
                2016,
                2018,
                2019,
                2020,
                2021,
                2022,
                2023,
                2024,
                2025
              ],
              "raw_score": 24.318,
              "priority_score": 100.0,
              "chapter_share": 0.3409,
              "priority": "高频核心",
              "topics": []
            }
          ],
          "review_cards": [
            {
              "id": "co-ch03-3.6-core",
              "kind": "core",
              "section_id": "3.6",
              "title": "虚拟存储器",
              "source_label": "3.6 虚拟存储器",
              "source_page": 130,
              "source_type": "section",
              "image": "assets/review/co/ch03-3-6-core.webp",
              "reason": "该小节本章真题 15 道，综合题 6 道，近5年 7 道。",
              "priority_score": 100.0,
              "rank": 1
            },
            {
              "id": "co-ch03-3.5-core",
              "kind": "core",
              "section_id": "3.5",
              "title": "高速缓冲存储器",
              "source_label": "3.5 高速缓冲存储器",
              "source_page": 109,
              "source_type": "section",
              "image": "assets/review/co/ch03-3-5-core.webp",
              "reason": "该小节本章真题 11 道，综合题 3 道，近5年 2 道。",
              "priority_score": 64.4,
              "rank": 2
            },
            {
              "id": "co-ch03-summary",
              "kind": "summary",
              "section_id": null,
              "title": "常见问题和易混淆知识点",
              "source_label": "常见问题和易混淆知识点",
              "source_page": 147,
              "source_type": "chapter_summary",
              "image": "assets/review/co/ch03-summary.webp",
              "reason": "王道章末易混淆知识点，作为高频小节后的压缩复盘。",
              "priority_score": null,
              "rank": 99
            }
          ]
        },
        {
          "id": 4,
          "name": "指令系统",
          "question_count": 26,
          "recent_count": 10,
          "application_count": 10,
          "high_frequency_section": "4.3",
          "sections": [
            {
              "id": "4.1",
              "name": "指令系统",
              "question_count": 4,
              "application_count": 0,
              "choice_count": 4,
              "recent_count": 3,
              "distinct_years": 3,
              "year_min": 2017,
              "year_max": 2025,
              "years": [
                2017,
                2022,
                2025
              ],
              "raw_score": 6.928,
              "priority_score": 33.8,
              "chapter_share": 0.1538,
              "priority": "基础覆盖",
              "topics": []
            },
            {
              "id": "4.2",
              "name": "寻址方式",
              "question_count": 13,
              "application_count": 3,
              "choice_count": 10,
              "recent_count": 2,
              "distinct_years": 11,
              "year_min": 2009,
              "year_max": 2023,
              "years": [
                2009,
                2010,
                2011,
                2013,
                2014,
                2016,
                2017,
                2019,
                2020,
                2021,
                2023
              ],
              "raw_score": 16.367,
              "priority_score": 79.9,
              "chapter_share": 0.5,
              "priority": "重点",
              "topics": []
            },
            {
              "id": "4.3",
              "name": "程序的机器级代码表示",
              "question_count": 7,
              "application_count": 7,
              "choice_count": 0,
              "recent_count": 4,
              "distinct_years": 5,
              "year_min": 2017,
              "year_max": 2025,
              "years": [
                2017,
                2019,
                2023,
                2024,
                2025
              ],
              "raw_score": 20.488,
              "priority_score": 100.0,
              "chapter_share": 0.2692,
              "priority": "高频核心",
              "topics": []
            },
            {
              "id": "4.4",
              "name": "CISC 和 RISC 的基本概念",
              "question_count": 2,
              "application_count": 0,
              "choice_count": 2,
              "recent_count": 1,
              "distinct_years": 2,
              "year_min": 2009,
              "year_max": 2025,
              "years": [
                2009,
                2025
              ],
              "raw_score": 4.246,
              "priority_score": 20.7,
              "chapter_share": 0.0769,
              "priority": "基础覆盖",
              "topics": []
            }
          ],
          "review_cards": [
            {
              "id": "co-ch04-4.3-core",
              "kind": "core",
              "section_id": "4.3",
              "title": "程序的机器级代码表示",
              "source_label": "4.3 程序的机器级代码表示",
              "source_page": 171,
              "source_type": "section",
              "image": "assets/review/co/ch04-4-3-core.webp",
              "reason": "该小节本章真题 7 道，综合题 7 道，近5年 4 道。",
              "priority_score": 100.0,
              "rank": 1
            },
            {
              "id": "co-ch04-4.2-core",
              "kind": "core",
              "section_id": "4.2",
              "title": "寻址方式",
              "source_label": "4.2 寻址方式",
              "source_page": 156,
              "source_type": "section",
              "image": "assets/review/co/ch04-4-2-core.webp",
              "reason": "该小节本章真题 13 道，综合题 3 道，近5年 2 道。",
              "priority_score": 79.9,
              "rank": 2
            },
            {
              "id": "co-ch04-summary",
              "kind": "summary",
              "section_id": null,
              "title": "常见问题和易混淆知识点",
              "source_label": "常见问题和易混淆知识点",
              "source_page": 194,
              "source_type": "chapter_summary",
              "image": "assets/review/co/ch04-summary.webp",
              "reason": "王道章末易混淆知识点，作为高频小节后的压缩复盘。",
              "priority_score": null,
              "rank": 99
            }
          ]
        },
        {
          "id": 5,
          "name": "中央处理器",
          "question_count": 43,
          "recent_count": 11,
          "application_count": 7,
          "high_frequency_section": "5.6",
          "sections": [
            {
              "id": "5.1",
              "name": "CPU 的功能和基本结构",
              "question_count": 3,
              "application_count": 0,
              "choice_count": 3,
              "recent_count": 0,
              "distinct_years": 3,
              "year_min": 2010,
              "year_max": 2020,
              "years": [
                2010,
                2016,
                2020
              ],
              "raw_score": 4.909,
              "priority_score": 25.9,
              "chapter_share": 0.0698,
              "priority": "基础覆盖",
              "topics": []
            },
            {
              "id": "5.2",
              "name": "指令执行过程",
              "question_count": 2,
              "application_count": 0,
              "choice_count": 2,
              "recent_count": 0,
              "distinct_years": 2,
              "year_min": 2009,
              "year_max": 2011,
              "years": [
                2009,
                2011
              ],
              "raw_score": 3.796,
              "priority_score": 20.0,
              "chapter_share": 0.0465,
              "priority": "基础覆盖",
              "topics": []
            },
            {
              "id": "5.3",
              "name": "数据通路的功能和基本结构",
              "question_count": 8,
              "application_count": 4,
              "choice_count": 4,
              "recent_count": 3,
              "distinct_years": 7,
              "year_min": 2009,
              "year_max": 2023,
              "years": [
                2009,
                2015,
                2016,
                2019,
                2021,
                2022,
                2023
              ],
              "raw_score": 16.092,
              "priority_score": 85.0,
              "chapter_share": 0.186,
              "priority": "高频核心",
              "topics": []
            },
            {
              "id": "5.4",
              "name": "控制器的功能和工作原理",
              "question_count": 7,
              "application_count": 0,
              "choice_count": 7,
              "recent_count": 2,
              "distinct_years": 6,
              "year_min": 2009,
              "year_max": 2021,
              "years": [
                2009,
                2012,
                2014,
                2017,
                2019,
                2021
              ],
              "raw_score": 8.638,
              "priority_score": 45.6,
              "chapter_share": 0.1628,
              "priority": "基础覆盖",
              "topics": []
            },
            {
              "id": "5.5",
              "name": "异常和中断机制",
              "question_count": 4,
              "application_count": 0,
              "choice_count": 4,
              "recent_count": 1,
              "distinct_years": 4,
              "year_min": 2015,
              "year_max": 2021,
              "years": [
                2015,
                2016,
                2020,
                2021
              ],
              "raw_score": 6.278,
              "priority_score": 33.2,
              "chapter_share": 0.093,
              "priority": "基础覆盖",
              "topics": []
            },
            {
              "id": "5.6",
              "name": "指令流水线",
              "question_count": 18,
              "application_count": 3,
              "choice_count": 15,
              "recent_count": 4,
              "distinct_years": 14,
              "year_min": 2009,
              "year_max": 2025,
              "years": [
                2009,
                2010,
                2011,
                2012,
                2013,
                2014,
                2016,
                2017,
                2018,
                2019,
                2020,
                2023,
                2024,
                2025
              ],
              "raw_score": 18.933,
              "priority_score": 100.0,
              "chapter_share": 0.4186,
              "priority": "高频核心",
              "topics": []
            },
            {
              "id": "5.7",
              "name": "多处理器的基本概念",
              "question_count": 1,
              "application_count": 0,
              "choice_count": 1,
              "recent_count": 1,
              "distinct_years": 1,
              "year_min": 2022,
              "year_max": 2022,
              "years": [
                2022
              ],
              "raw_score": 2.779,
              "priority_score": 14.7,
              "chapter_share": 0.0233,
              "priority": "基础覆盖",
              "topics": []
            }
          ],
          "review_cards": [
            {
              "id": "co-ch05-5.6-core",
              "kind": "core",
              "section_id": "5.6",
              "title": "指令流水线",
              "source_label": "5.6 指令流水线",
              "source_page": 247,
              "source_type": "section",
              "image": "assets/review/co/ch05-5-6-core.webp",
              "reason": "该小节本章真题 18 道，综合题 3 道，近5年 4 道。",
              "priority_score": 100.0,
              "rank": 1
            },
            {
              "id": "co-ch05-5.3-core",
              "kind": "core",
              "section_id": "5.3",
              "title": "数据通路的功能和基本结构",
              "source_label": "5.3 数据通路的功能和基本结构",
              "source_page": 206,
              "source_type": "section",
              "image": "assets/review/co/ch05-5-3-core.webp",
              "reason": "该小节本章真题 8 道，综合题 4 道，近5年 3 道。",
              "priority_score": 85.0,
              "rank": 2
            },
            {
              "id": "co-ch05-summary",
              "kind": "summary",
              "section_id": null,
              "title": "常见问题和易混淆知识点",
              "source_label": "常见问题和易混淆知识点",
              "source_page": 273,
              "source_type": "chapter_summary",
              "image": "assets/review/co/ch05-summary.webp",
              "reason": "王道章末易混淆知识点，作为高频小节后的压缩复盘。",
              "priority_score": null,
              "rank": 99
            }
          ]
        },
        {
          "id": 6,
          "name": "总线",
          "question_count": 17,
          "recent_count": 4,
          "application_count": 0,
          "high_frequency_section": "6.1",
          "sections": [
            {
              "id": "6.1",
              "name": "总线概述",
              "question_count": 10,
              "application_count": 0,
              "choice_count": 10,
              "recent_count": 2,
              "distinct_years": 10,
              "year_min": 2009,
              "year_max": 2025,
              "years": [
                2009,
                2010,
                2011,
                2012,
                2013,
                2014,
                2019,
                2020,
                2024,
                2025
              ],
              "raw_score": 10.594,
              "priority_score": 100.0,
              "chapter_share": 0.5882,
              "priority": "高频核心",
              "topics": []
            },
            {
              "id": "6.2",
              "name": "总线事务和定时",
              "question_count": 7,
              "application_count": 0,
              "choice_count": 7,
              "recent_count": 2,
              "distinct_years": 7,
              "year_min": 2012,
              "year_max": 2023,
              "years": [
                2012,
                2014,
                2015,
                2016,
                2017,
                2021,
                2023
              ],
              "raw_score": 8.888,
              "priority_score": 83.9,
              "chapter_share": 0.4118,
              "priority": "重点",
              "topics": []
            }
          ],
          "review_cards": [
            {
              "id": "co-ch06-6.1-core",
              "kind": "core",
              "section_id": "6.1",
              "title": "总线概述",
              "source_label": "6.1 总线概述",
              "source_page": 274,
              "source_type": "section",
              "image": "assets/review/co/ch06-6-1-core.webp",
              "reason": "该小节本章真题 10 道，综合题 0 道，近5年 2 道。",
              "priority_score": 100.0,
              "rank": 1
            },
            {
              "id": "co-ch06-6.2-core",
              "kind": "core",
              "section_id": "6.2",
              "title": "总线事务和定时",
              "source_label": "6.2 总线事务和定时",
              "source_page": 283,
              "source_type": "section",
              "image": "assets/review/co/ch06-6-2-core.webp",
              "reason": "该小节本章真题 7 道，综合题 0 道，近5年 2 道。",
              "priority_score": 83.9,
              "rank": 2
            },
            {
              "id": "co-ch06-summary",
              "kind": "summary",
              "section_id": null,
              "title": "常见问题和易混淆知识点",
              "source_label": "常见问题和易混淆知识点",
              "source_page": 290,
              "source_type": "chapter_summary",
              "image": "assets/review/co/ch06-summary.webp",
              "reason": "王道章末易混淆知识点，作为高频小节后的压缩复盘。",
              "priority_score": null,
              "rank": 99
            }
          ]
        },
        {
          "id": 7,
          "name": "输入/输出系统",
          "question_count": 33,
          "recent_count": 10,
          "application_count": 5,
          "high_frequency_section": "7.3",
          "sections": [
            {
              "id": "7.1",
              "name": "I/O 系统基本概念",
              "question_count": 1,
              "application_count": 0,
              "choice_count": 1,
              "recent_count": 0,
              "distinct_years": 1,
              "year_min": 2010,
              "year_max": 2010,
              "years": [
                2010
              ],
              "raw_score": 2.329,
              "priority_score": 8.8,
              "chapter_share": 0.0303,
              "priority": "基础覆盖",
              "topics": []
            },
            {
              "id": "7.2",
              "name": "I/O 接口",
              "question_count": 4,
              "application_count": 0,
              "choice_count": 4,
              "recent_count": 1,
              "distinct_years": 4,
              "year_min": 2012,
              "year_max": 2021,
              "years": [
                2012,
                2014,
                2017,
                2021
              ],
              "raw_score": 6.278,
              "priority_score": 23.8,
              "chapter_share": 0.1212,
              "priority": "基础覆盖",
              "topics": []
            },
            {
              "id": "7.3",
              "name": "I/O 方式",
              "question_count": 28,
              "application_count": 5,
              "choice_count": 23,
              "recent_count": 9,
              "distinct_years": 17,
              "year_min": 2009,
              "year_max": 2025,
              "years": [
                2009,
                2010,
                2011,
                2012,
                2013,
                2014,
                2015,
                2016,
                2017,
                2018,
                2019,
                2020,
                2021,
                2022,
                2023,
                2024,
                2025
              ],
              "raw_score": 26.402,
              "priority_score": 100.0,
              "chapter_share": 0.8485,
              "priority": "高频核心",
              "topics": []
            }
          ],
          "review_cards": [
            {
              "id": "co-ch07-7.3-core",
              "kind": "core",
              "section_id": "7.3",
              "title": "I/O 方式",
              "source_label": "7.3 I/O 方式",
              "source_page": 299,
              "source_type": "section",
              "image": "assets/review/co/ch07-7-3-core.webp",
              "reason": "该小节本章真题 28 道，综合题 5 道，近5年 9 道。",
              "priority_score": 100.0,
              "rank": 1
            },
            {
              "id": "co-ch07-summary",
              "kind": "summary",
              "section_id": null,
              "title": "常见问题和易混淆知识点",
              "source_label": "常见问题和易混淆知识点",
              "source_page": 326,
              "source_type": "chapter_summary",
              "image": "assets/review/co/ch07-summary.webp",
              "reason": "王道章末易混淆知识点，作为高频小节后的压缩复盘。",
              "priority_score": null,
              "rank": 99
            }
          ]
        }
      ]
    },
    {
      "id": "os",
      "name": "操作系统",
      "chapters": [
        {
          "id": 1,
          "name": "计算机系统概述",
          "question_count": 26,
          "recent_count": 10,
          "application_count": 0,
          "high_frequency_section": "1.3",
          "sections": [
            {
              "id": "1.1",
              "name": "操作系统的基本概念",
              "question_count": 1,
              "application_count": 0,
              "choice_count": 1,
              "recent_count": 0,
              "distinct_years": 1,
              "year_min": 2010,
              "year_max": 2010,
              "years": [
                2010
              ],
              "raw_score": 2.329,
              "priority_score": 16.2,
              "chapter_share": 0.0385,
              "priority": "基础覆盖",
              "topics": [
                {
                  "id": "1.1.1",
                  "name": "操作系统的概念"
                },
                {
                  "id": "1.1.2",
                  "name": "操作系统的功能和目标"
                },
                {
                  "id": "1.1.3",
                  "name": "操作系统的特征"
                }
              ]
            },
            {
              "id": "1.2",
              "name": "操作系统发展历程",
              "question_count": 4,
              "application_count": 0,
              "choice_count": 4,
              "recent_count": 1,
              "distinct_years": 4,
              "year_min": 2016,
              "year_max": 2022,
              "years": [
                2016,
                2017,
                2018,
                2022
              ],
              "raw_score": 6.278,
              "priority_score": 43.7,
              "chapter_share": 0.1538,
              "priority": "基础覆盖",
              "topics": [
                {
                  "id": "1.2.1",
                  "name": "手工操作阶段（未配置操作系统）"
                },
                {
                  "id": "1.2.2",
                  "name": "批处理阶段（操作系统开始出现）"
                },
                {
                  "id": "1.2.3",
                  "name": "分时操作系统"
                },
                {
                  "id": "1.2.4",
                  "name": "实时操作系统"
                },
                {
                  "id": "1.2.5",
                  "name": "网络操作系统和分布式系统"
                },
                {
                  "id": "1.2.6",
                  "name": "微机操作系统"
                }
              ]
            },
            {
              "id": "1.3",
              "name": "操作系统的运行环境",
              "question_count": 17,
              "application_count": 0,
              "choice_count": 17,
              "recent_count": 6,
              "distinct_years": 12,
              "year_min": 2011,
              "year_max": 2024,
              "years": [
                2011,
                2012,
                2013,
                2014,
                2015,
                2016,
                2017,
                2020,
                2021,
                2022,
                2023,
                2024
              ],
              "raw_score": 14.371,
              "priority_score": 100.0,
              "chapter_share": 0.6538,
              "priority": "高频核心",
              "topics": [
                {
                  "id": "1.3.1",
                  "name": "操作系统内核"
                },
                {
                  "id": "1.3.2",
                  "name": "处理机的双重工作模式"
                },
                {
                  "id": "1.3.3",
                  "name": "中断和异常的概念"
                },
                {
                  "id": "1.3.4",
                  "name": "系统调用"
                }
              ]
            },
            {
              "id": "1.4",
              "name": "操作系统结构",
              "question_count": 0,
              "application_count": 0,
              "choice_count": 0,
              "recent_count": 0,
              "distinct_years": 0,
              "year_min": null,
              "year_max": null,
              "years": [],
              "raw_score": 0.0,
              "priority_score": 0.0,
              "chapter_share": 0.0,
              "priority": "暂无真题",
              "topics": []
            },
            {
              "id": "1.5",
              "name": "操作系统引导",
              "question_count": 0,
              "application_count": 0,
              "choice_count": 0,
              "recent_count": 0,
              "distinct_years": 0,
              "year_min": null,
              "year_max": null,
              "years": [],
              "raw_score": 0.0,
              "priority_score": 0.0,
              "chapter_share": 0.0,
              "priority": "暂无真题",
              "topics": []
            },
            {
              "id": "1.6",
              "name": "虚拟机",
              "question_count": 4,
              "application_count": 0,
              "choice_count": 4,
              "recent_count": 3,
              "distinct_years": 4,
              "year_min": 2013,
              "year_max": 2025,
              "years": [
                2013,
                2022,
                2023,
                2025
              ],
              "raw_score": 7.178,
              "priority_score": 49.9,
              "chapter_share": 0.1538,
              "priority": "基础覆盖",
              "topics": [
                {
                  "id": "1.6.1",
                  "name": "虚拟机的基本概念"
                }
              ]
            }
          ],
          "review_cards": [
            {
              "id": "os-ch01-1.3-core",
              "kind": "core",
              "section_id": "1.3",
              "title": "中断和异常的概念",
              "source_label": "1.3 操作系统的运行环境",
              "source_page": 28,
              "source_type": "topic",
              "image": "assets/review/os/ch01-1-3-core.webp",
              "reason": "该小节本章真题 17 道，综合题 0 道，近5年 6 道。",
              "priority_score": 100.0,
              "rank": 1
            },
            {
              "id": "os-ch01-summary",
              "kind": "summary",
              "section_id": null,
              "title": "1.7 本章疑难点",
              "source_label": "1.7 本章疑难点",
              "source_page": 47,
              "source_type": "chapter_summary",
              "image": "assets/review/os/ch01-summary.webp",
              "reason": "王道章末归纳/疑难点，作为高频小节后的压缩复盘。",
              "priority_score": null,
              "rank": 99
            }
          ]
        },
        {
          "id": 2,
          "name": "进程与线程",
          "question_count": 65,
          "recent_count": 22,
          "application_count": 15,
          "high_frequency_section": "2.3",
          "sections": [
            {
              "id": "2.1",
              "name": "进程与线程简介",
              "question_count": 15,
              "application_count": 1,
              "choice_count": 14,
              "recent_count": 7,
              "distinct_years": 11,
              "year_min": 2010,
              "year_max": 2025,
              "years": [
                2010,
                2011,
                2012,
                2014,
                2018,
                2019,
                2021,
                2022,
                2023,
                2024,
                2025
              ],
              "raw_score": 15.818,
              "priority_score": 43.4,
              "chapter_share": 0.2308,
              "priority": "基础覆盖",
              "topics": [
                {
                  "id": "2.1.1",
                  "name": "进程的概念和特征"
                },
                {
                  "id": "2.1.2",
                  "name": "进程的组成"
                },
                {
                  "id": "2.1.3",
                  "name": "进程的内存映像"
                },
                {
                  "id": "2.1.4",
                  "name": "进程的状态与转换"
                },
                {
                  "id": "2.1.5",
                  "name": "进程控制"
                },
                {
                  "id": "2.1.6",
                  "name": "进程的通信"
                },
                {
                  "id": "2.1.7",
                  "name": "线程和多线程模型"
                }
              ]
            },
            {
              "id": "2.2",
              "name": "CPU 调度",
              "question_count": 19,
              "application_count": 1,
              "choice_count": 18,
              "recent_count": 8,
              "distinct_years": 13,
              "year_min": 2010,
              "year_max": 2025,
              "years": [
                2010,
                2012,
                2013,
                2016,
                2017,
                2018,
                2019,
                2020,
                2021,
                2022,
                2023,
                2024,
                2025
              ],
              "raw_score": 17.437,
              "priority_score": 47.8,
              "chapter_share": 0.2923,
              "priority": "基础覆盖",
              "topics": [
                {
                  "id": "2.2.1",
                  "name": "调度的概念"
                },
                {
                  "id": "2.2.2",
                  "name": "进程调度"
                },
                {
                  "id": "2.2.3",
                  "name": "调度的目标"
                },
                {
                  "id": "2.2.4",
                  "name": "进程切换"
                },
                {
                  "id": "2.2.5",
                  "name": "CPU调度算法"
                },
                {
                  "id": "2.2.6",
                  "name": "多处理机调度"
                }
              ]
            },
            {
              "id": "2.3",
              "name": "同步与互斥",
              "question_count": 22,
              "application_count": 13,
              "choice_count": 9,
              "recent_count": 5,
              "distinct_years": 16,
              "year_min": 2009,
              "year_max": 2025,
              "years": [
                2009,
                2010,
                2011,
                2013,
                2014,
                2015,
                2016,
                2017,
                2018,
                2019,
                2020,
                2021,
                2022,
                2023,
                2024,
                2025
              ],
              "raw_score": 36.456,
              "priority_score": 100.0,
              "chapter_share": 0.3385,
              "priority": "高频核心",
              "topics": [
                {
                  "id": "2.3.1",
                  "name": "同步与互斥的基本概念"
                },
                {
                  "id": "2.3.2",
                  "name": "实现临界区互斥的基本方法"
                },
                {
                  "id": "2.3.3",
                  "name": "互斥锁"
                },
                {
                  "id": "2.3.4",
                  "name": "信号量"
                },
                {
                  "id": "2.3.5",
                  "name": "经典同步问题"
                },
                {
                  "id": "2.3.6",
                  "name": "管程"
                }
              ]
            },
            {
              "id": "2.4",
              "name": "死锁",
              "question_count": 9,
              "application_count": 0,
              "choice_count": 9,
              "recent_count": 2,
              "distinct_years": 9,
              "year_min": 2009,
              "year_max": 2022,
              "years": [
                2009,
                2012,
                2013,
                2014,
                2016,
                2018,
                2019,
                2021,
                2022
              ],
              "raw_score": 10.058,
              "priority_score": 27.6,
              "chapter_share": 0.1385,
              "priority": "基础覆盖",
              "topics": [
                {
                  "id": "2.4.1",
                  "name": "死锁的概念"
                },
                {
                  "id": "2.4.2",
                  "name": "死锁预防"
                },
                {
                  "id": "2.4.3",
                  "name": "死锁避免"
                },
                {
                  "id": "2.4.4",
                  "name": "死锁检测与解除"
                }
              ]
            }
          ],
          "review_cards": [
            {
              "id": "os-ch02-2.3-core",
              "kind": "core",
              "section_id": "2.3",
              "title": "实现临界区互斥的基本方法",
              "source_label": "2.3 同步与互斥",
              "source_page": 112,
              "source_type": "topic",
              "image": "assets/review/os/ch02-2-3-core.webp",
              "reason": "该小节本章真题 22 道，综合题 13 道，近5年 5 道。",
              "priority_score": 100.0,
              "rank": 1
            },
            {
              "id": "os-ch02-2.2-core",
              "kind": "core",
              "section_id": "2.2",
              "title": "CPU调度算法",
              "source_label": "2.2 CPU 调度",
              "source_page": 83,
              "source_type": "topic",
              "image": "assets/review/os/ch02-2-2-core.webp",
              "reason": "该小节本章真题 19 道，综合题 1 道，近5年 8 道。",
              "priority_score": 47.8,
              "rank": 2
            },
            {
              "id": "os-ch02-summary",
              "kind": "summary",
              "section_id": null,
              "title": "2.5 本章疑难点",
              "source_label": "2.5 本章疑难点",
              "source_page": 187,
              "source_type": "chapter_summary",
              "image": "assets/review/os/ch02-summary.webp",
              "reason": "王道章末归纳/疑难点，作为高频小节后的压缩复盘。",
              "priority_score": null,
              "rank": 99
            }
          ]
        },
        {
          "id": 3,
          "name": "内存管理",
          "question_count": 36,
          "recent_count": 11,
          "application_count": 9,
          "high_frequency_section": "3.2",
          "sections": [
            {
              "id": "3.1",
              "name": "内存管理概念",
              "question_count": 14,
              "application_count": 1,
              "choice_count": 13,
              "recent_count": 3,
              "distinct_years": 10,
              "year_min": 2009,
              "year_max": 2024,
              "years": [
                2009,
                2010,
                2011,
                2013,
                2014,
                2016,
                2019,
                2021,
                2023,
                2024
              ],
              "raw_score": 13.574,
              "priority_score": 45.9,
              "chapter_share": 0.3889,
              "priority": "基础覆盖",
              "topics": [
                {
                  "id": "3.1.1",
                  "name": "内存管理的基本原理和要求"
                },
                {
                  "id": "3.1.2",
                  "name": "连续分配管理方式"
                },
                {
                  "id": "3.1.3",
                  "name": "基本分页存储管理"
                },
                {
                  "id": "3.1.4",
                  "name": "基本分段存储管理"
                },
                {
                  "id": "3.1.5",
                  "name": "段页式存储管理"
                }
              ]
            },
            {
              "id": "3.2",
              "name": "虚拟内存管理",
              "question_count": 22,
              "application_count": 8,
              "choice_count": 14,
              "recent_count": 8,
              "distinct_years": 15,
              "year_min": 2009,
              "year_max": 2025,
              "years": [
                2009,
                2010,
                2012,
                2014,
                2015,
                2016,
                2017,
                2018,
                2019,
                2020,
                2021,
                2022,
                2023,
                2024,
                2025
              ],
              "raw_score": 29.556,
              "priority_score": 100.0,
              "chapter_share": 0.6111,
              "priority": "高频核心",
              "topics": [
                {
                  "id": "3.2.1",
                  "name": "虚拟内存的基本概念"
                },
                {
                  "id": "3.2.2",
                  "name": "请求分页管理方式"
                },
                {
                  "id": "3.2.3",
                  "name": "页框分配"
                },
                {
                  "id": "3.2.4",
                  "name": "页面置换算法"
                },
                {
                  "id": "3.2.6",
                  "name": "页框回收"
                },
                {
                  "id": "3.2.7",
                  "name": "内存映射文件"
                },
                {
                  "id": "3.2.8",
                  "name": "虚拟存储器性能影响因素"
                },
                {
                  "id": "3.2.9",
                  "name": "地址翻译的示例"
                }
              ]
            }
          ],
          "review_cards": [
            {
              "id": "os-ch03-3.2-core",
              "kind": "core",
              "section_id": "3.2",
              "title": "页面置换算法",
              "source_label": "3.2 虚拟内存管理",
              "source_page": 229,
              "source_type": "topic",
              "image": "assets/review/os/ch03-3-2-core.webp",
              "reason": "该小节本章真题 22 道，综合题 8 道，近5年 8 道。",
              "priority_score": 100.0,
              "rank": 1
            },
            {
              "id": "os-ch03-3.1-core",
              "kind": "core",
              "section_id": "3.1",
              "title": "内存管理的基本原理和要求",
              "source_label": "3.1 内存管理概念",
              "source_page": 188,
              "source_type": "topic",
              "image": "assets/review/os/ch03-3-1-core.webp",
              "reason": "该小节本章真题 14 道，综合题 1 道，近5年 3 道。",
              "priority_score": 45.9,
              "rank": 2
            },
            {
              "id": "os-ch03-summary",
              "kind": "summary",
              "section_id": null,
              "title": "3.3 本章疑难点",
              "source_label": "3.3 本章疑难点",
              "source_page": 262,
              "source_type": "chapter_summary",
              "image": "assets/review/os/ch03-summary.webp",
              "reason": "王道章末归纳/疑难点，作为高频小节后的压缩复盘。",
              "priority_score": null,
              "rank": 99
            }
          ]
        },
        {
          "id": 4,
          "name": "文件管理",
          "question_count": 32,
          "recent_count": 9,
          "application_count": 5,
          "high_frequency_section": "4.2",
          "sections": [
            {
              "id": "4.1",
              "name": "文件系统基础",
              "question_count": 0,
              "application_count": 0,
              "choice_count": 0,
              "recent_count": 0,
              "distinct_years": 0,
              "year_min": null,
              "year_max": null,
              "years": [],
              "raw_score": 0.0,
              "priority_score": 0.0,
              "chapter_share": 0.0,
              "priority": "暂无真题",
              "topics": [
                {
                  "id": "4.1.1",
                  "name": "文件的基本概念"
                },
                {
                  "id": "4.1.2",
                  "name": "文件系统结构"
                },
                {
                  "id": "4.1.3",
                  "name": "文件的逻辑结构"
                }
              ]
            },
            {
              "id": "4.2",
              "name": "目录与文件",
              "question_count": 26,
              "application_count": 5,
              "choice_count": 21,
              "recent_count": 6,
              "distinct_years": 15,
              "year_min": 2009,
              "year_max": 2025,
              "years": [
                2009,
                2010,
                2012,
                2013,
                2014,
                2015,
                2016,
                2017,
                2018,
                2020,
                2021,
                2022,
                2023,
                2024,
                2025
              ],
              "raw_score": 24.338,
              "priority_score": 100.0,
              "chapter_share": 0.8125,
              "priority": "高频核心",
              "topics": [
                {
                  "id": "4.2.1",
                  "name": "目录的基本概念"
                },
                {
                  "id": "4.2.2",
                  "name": "文件控制块和索引节点"
                },
                {
                  "id": "4.2.3",
                  "name": "目录结构"
                },
                {
                  "id": "4.2.4",
                  "name": "目录的操作"
                },
                {
                  "id": "4.2.6",
                  "name": "文件的物理结构"
                },
                {
                  "id": "4.2.7",
                  "name": "文件的操作"
                },
                {
                  "id": "4.2.8",
                  "name": "文件共享"
                },
                {
                  "id": "4.2.9",
                  "name": "文件保护"
                }
              ]
            },
            {
              "id": "4.3",
              "name": "文件系统",
              "question_count": 6,
              "application_count": 0,
              "choice_count": 6,
              "recent_count": 3,
              "distinct_years": 6,
              "year_min": 2014,
              "year_max": 2025,
              "years": [
                2014,
                2015,
                2019,
                2023,
                2024,
                2025
              ],
              "raw_score": 8.688,
              "priority_score": 35.7,
              "chapter_share": 0.1875,
              "priority": "基础覆盖",
              "topics": [
                {
                  "id": "4.3.1",
                  "name": "文件系统布局"
                },
                {
                  "id": "4.3.2",
                  "name": "文件存储空间管理"
                },
                {
                  "id": "4.3.3",
                  "name": "虚拟文件系统"
                },
                {
                  "id": "4.3.4",
                  "name": "文件系统挂载"
                }
              ]
            }
          ],
          "review_cards": [
            {
              "id": "os-ch04-4.2-core",
              "kind": "core",
              "section_id": "4.2",
              "title": "文件控制块和索引节点",
              "source_label": "4.2 目录与文件",
              "source_page": 269,
              "source_type": "topic",
              "image": "assets/review/os/ch04-4-2-core.webp",
              "reason": "该小节本章真题 26 道，综合题 5 道，近5年 6 道。",
              "priority_score": 100.0,
              "rank": 1
            },
            {
              "id": "os-ch04-4.3-core",
              "kind": "core",
              "section_id": "4.3",
              "title": "虚拟文件系统",
              "source_label": "4.3 文件系统",
              "source_page": 310,
              "source_type": "topic",
              "image": "assets/review/os/ch04-4-3-core.webp",
              "reason": "该小节本章真题 6 道，综合题 0 道，近5年 3 道。",
              "priority_score": 35.7,
              "rank": 2
            },
            {
              "id": "os-ch04-summary",
              "kind": "summary",
              "section_id": null,
              "title": "4.4 本章疑难点",
              "source_label": "4.4 本章疑难点",
              "source_page": 316,
              "source_type": "chapter_summary",
              "image": "assets/review/os/ch04-summary.webp",
              "reason": "王道章末归纳/疑难点，作为高频小节后的压缩复盘。",
              "priority_score": null,
              "rank": 99
            }
          ]
        },
        {
          "id": 5,
          "name": "输入/输出管理",
          "question_count": 26,
          "recent_count": 8,
          "application_count": 4,
          "high_frequency_section": "5.3",
          "sections": [
            {
              "id": "5.1",
              "name": "I/O 管理概述",
              "question_count": 3,
              "application_count": 0,
              "choice_count": 3,
              "recent_count": 0,
              "distinct_years": 3,
              "year_min": 2010,
              "year_max": 2017,
              "years": [
                2010,
                2012,
                2017
              ],
              "raw_score": 4.909,
              "priority_score": 29.2,
              "chapter_share": 0.1154,
              "priority": "基础覆盖",
              "topics": [
                {
                  "id": "5.1.1",
                  "name": "I/O设备"
                },
                {
                  "id": "5.1.2",
                  "name": "I/O控制方式"
                },
                {
                  "id": "5.1.3",
                  "name": "I/O软件层次结构"
                },
                {
                  "id": "5.1.4",
                  "name": "应用程序I/O接口"
                }
              ]
            },
            {
              "id": "5.2",
              "name": "设备独立性软件",
              "question_count": 11,
              "application_count": 1,
              "choice_count": 10,
              "recent_count": 4,
              "distinct_years": 8,
              "year_min": 2009,
              "year_max": 2024,
              "years": [
                2009,
                2011,
                2013,
                2016,
                2020,
                2022,
                2023,
                2024
              ],
              "raw_score": 12.855,
              "priority_score": 76.5,
              "chapter_share": 0.4231,
              "priority": "重点",
              "topics": [
                {
                  "id": "5.2.1",
                  "name": "设备独立性软件"
                },
                {
                  "id": "5.2.2",
                  "name": "高速缓存与缓冲区"
                },
                {
                  "id": "5.2.3",
                  "name": "设备分配与回收"
                },
                {
                  "id": "5.2.4",
                  "name": "SPOOLing技术（假脱机技术）"
                },
                {
                  "id": "5.2.5",
                  "name": "设备驱动程序接口"
                },
                {
                  "id": "5.2.6",
                  "name": "I/O操作举例"
                }
              ]
            },
            {
              "id": "5.3",
              "name": "磁盘和固态硬盘",
              "question_count": 12,
              "application_count": 3,
              "choice_count": 9,
              "recent_count": 4,
              "distinct_years": 10,
              "year_min": 2009,
              "year_max": 2025,
              "years": [
                2009,
                2010,
                2011,
                2015,
                2017,
                2018,
                2019,
                2021,
                2024,
                2025
              ],
              "raw_score": 16.795,
              "priority_score": 100.0,
              "chapter_share": 0.4615,
              "priority": "高频核心",
              "topics": [
                {
                  "id": "5.3.1",
                  "name": "磁盘"
                },
                {
                  "id": "5.3.2",
                  "name": "磁盘的管理"
                },
                {
                  "id": "5.3.3",
                  "name": "磁盘调度算法"
                },
                {
                  "id": "5.3.4",
                  "name": "固态硬盘"
                }
              ]
            }
          ],
          "review_cards": [
            {
              "id": "os-ch05-5.3-core",
              "kind": "core",
              "section_id": "5.3",
              "title": "磁盘调度算法",
              "source_label": "5.3 磁盘和固态硬盘",
              "source_page": 354,
              "source_type": "topic",
              "image": "assets/review/os/ch05-5-3-core.webp",
              "reason": "该小节本章真题 12 道，综合题 3 道，近5年 4 道。",
              "priority_score": 100.0,
              "rank": 1
            },
            {
              "id": "os-ch05-5.2-core",
              "kind": "core",
              "section_id": "5.2",
              "title": "设备分配与回收",
              "source_label": "5.2 设备独立性软件",
              "source_page": 336,
              "source_type": "topic",
              "image": "assets/review/os/ch05-5-2-core.webp",
              "reason": "该小节本章真题 11 道，综合题 1 道，近5年 4 道。",
              "priority_score": 76.5,
              "rank": 2
            },
            {
              "id": "os-ch05-summary",
              "kind": "summary",
              "section_id": null,
              "title": "5.4 本章疑难点",
              "source_label": "5.4 本章疑难点",
              "source_page": 371,
              "source_type": "chapter_summary",
              "image": "assets/review/os/ch05-summary.webp",
              "reason": "王道章末归纳/疑难点，作为高频小节后的压缩复盘。",
              "priority_score": null,
              "rank": 99
            }
          ]
        }
      ]
    },
    {
      "id": "cn",
      "name": "计算机网络",
      "chapters": [
        {
          "id": 1,
          "name": "计算机网络体系结构",
          "question_count": 14,
          "recent_count": 5,
          "application_count": 0,
          "high_frequency_section": "1.2",
          "sections": [
            {
              "id": "1.1",
              "name": "计算机网络概述",
              "question_count": 5,
              "application_count": 0,
              "choice_count": 5,
              "recent_count": 3,
              "distinct_years": 5,
              "year_min": 2010,
              "year_max": 2025,
              "years": [
                2010,
                2013,
                2023,
                2024,
                2025
              ],
              "raw_score": 7.975,
              "priority_score": 79.3,
              "chapter_share": 0.3571,
              "priority": "重点",
              "topics": [
                {
                  "id": "1.1.1",
                  "name": "计算机网络的概念"
                },
                {
                  "id": "1.1.2",
                  "name": "计算机网络的组成"
                },
                {
                  "id": "1.1.3",
                  "name": "计算机网络的功能"
                },
                {
                  "id": "1.1.4",
                  "name": "电路交换、报文交换与分组交换"
                },
                {
                  "id": "1.1.5",
                  "name": "计算机网络的分类"
                },
                {
                  "id": "1.1.6",
                  "name": "计算机网络的性能指标"
                }
              ]
            },
            {
              "id": "1.2",
              "name": "计算机网络体系结构与参考模型",
              "question_count": 9,
              "application_count": 0,
              "choice_count": 9,
              "recent_count": 2,
              "distinct_years": 9,
              "year_min": 2009,
              "year_max": 2022,
              "years": [
                2009,
                2010,
                2013,
                2014,
                2016,
                2017,
                2019,
                2021,
                2022
              ],
              "raw_score": 10.058,
              "priority_score": 100.0,
              "chapter_share": 0.6429,
              "priority": "高频核心",
              "topics": [
                {
                  "id": "1.2.1",
                  "name": "计算机网络分层结构"
                },
                {
                  "id": "1.2.2",
                  "name": "计算机网络协议、服务、接口的概念"
                },
                {
                  "id": "1.2.3",
                  "name": "OSI参考模型和TCP/IP模型"
                }
              ]
            }
          ],
          "review_cards": [
            {
              "id": "cn-ch01-1.2-core",
              "kind": "core",
              "section_id": "1.2",
              "title": "OSI参考模型和TCP/IP模型",
              "source_label": "1.2 计算机网络体系结构与参考模型",
              "source_page": 29,
              "source_type": "topic",
              "image": "assets/review/cn/ch01-1-2-core.webp",
              "reason": "该小节本章真题 9 道，综合题 0 道，近5年 2 道。",
              "priority_score": 100.0,
              "rank": 1
            },
            {
              "id": "cn-ch01-1.1-core",
              "kind": "core",
              "section_id": "1.1",
              "title": "电路交换、报文交换与分组交换",
              "source_label": "1.1 计算机网络概述",
              "source_page": 15,
              "source_type": "topic",
              "image": "assets/review/cn/ch01-1-1-core.webp",
              "reason": "该小节本章真题 5 道，综合题 0 道，近5年 3 道。",
              "priority_score": 79.3,
              "rank": 2
            }
          ]
        },
        {
          "id": 2,
          "name": "物理层",
          "question_count": 13,
          "recent_count": 4,
          "application_count": 0,
          "high_frequency_section": "2.1",
          "sections": [
            {
              "id": "2.1",
              "name": "通信基础",
              "question_count": 11,
              "application_count": 0,
              "choice_count": 11,
              "recent_count": 4,
              "distinct_years": 11,
              "year_min": 2009,
              "year_max": 2024,
              "years": [
                2009,
                2011,
                2013,
                2014,
                2015,
                2016,
                2017,
                2021,
                2022,
                2023,
                2024
              ],
              "raw_score": 12.005,
              "priority_score": 100.0,
              "chapter_share": 0.8462,
              "priority": "高频核心",
              "topics": [
                {
                  "id": "2.1.1",
                  "name": "基本概念"
                },
                {
                  "id": "2.1.2",
                  "name": "信道的极限容量"
                },
                {
                  "id": "2.1.3",
                  "name": "编码与调制"
                }
              ]
            },
            {
              "id": "2.2",
              "name": "传输介质",
              "question_count": 2,
              "application_count": 0,
              "choice_count": 2,
              "recent_count": 0,
              "distinct_years": 2,
              "year_min": 2012,
              "year_max": 2018,
              "years": [
                2012,
                2018
              ],
              "raw_score": 3.796,
              "priority_score": 31.6,
              "chapter_share": 0.1538,
              "priority": "基础覆盖",
              "topics": [
                {
                  "id": "2.2.1",
                  "name": "双绞线、同轴电缆、光纤与无线传输介质"
                },
                {
                  "id": "2.2.2",
                  "name": "物理层接口的特性"
                }
              ]
            },
            {
              "id": "2.3",
              "name": "物理层设备",
              "question_count": 0,
              "application_count": 0,
              "choice_count": 0,
              "recent_count": 0,
              "distinct_years": 0,
              "year_min": null,
              "year_max": null,
              "years": [],
              "raw_score": 0.0,
              "priority_score": 0.0,
              "chapter_share": 0.0,
              "priority": "暂无真题",
              "topics": [
                {
                  "id": "2.3.1",
                  "name": "中继器"
                },
                {
                  "id": "2.3.2",
                  "name": "集线器"
                }
              ]
            }
          ],
          "review_cards": [
            {
              "id": "cn-ch02-2.1-core",
              "kind": "core",
              "section_id": "2.1",
              "title": "编码与调制",
              "source_label": "2.1 通信基础",
              "source_page": 45,
              "source_type": "topic",
              "image": "assets/review/cn/ch02-2-1-core.webp",
              "reason": "该小节本章真题 11 道，综合题 0 道，近5年 4 道。",
              "priority_score": 100.0,
              "rank": 1
            }
          ]
        },
        {
          "id": 3,
          "name": "数据链路层",
          "question_count": 33,
          "recent_count": 7,
          "application_count": 2,
          "high_frequency_section": "3.6",
          "sections": [
            {
              "id": "3.1",
              "name": "数据链路层的功能",
              "question_count": 0,
              "application_count": 0,
              "choice_count": 0,
              "recent_count": 0,
              "distinct_years": 0,
              "year_min": null,
              "year_max": null,
              "years": [],
              "raw_score": 0.0,
              "priority_score": 0.0,
              "chapter_share": 0.0,
              "priority": "暂无真题",
              "topics": [
                {
                  "id": "3.1.1",
                  "name": "数据链路层所处的地位"
                },
                {
                  "id": "3.1.2",
                  "name": "链路管理"
                },
                {
                  "id": "3.1.3",
                  "name": "封装成帧与透明传输"
                },
                {
                  "id": "3.1.4",
                  "name": "流量控制"
                },
                {
                  "id": "3.1.5",
                  "name": "差错检测与可靠传输"
                }
              ]
            },
            {
              "id": "3.2",
              "name": "组帧",
              "question_count": 1,
              "application_count": 0,
              "choice_count": 1,
              "recent_count": 0,
              "distinct_years": 1,
              "year_min": 2013,
              "year_max": 2013,
              "years": [
                2013
              ],
              "raw_score": 2.329,
              "priority_score": 16.8,
              "chapter_share": 0.0303,
              "priority": "基础覆盖",
              "topics": [
                {
                  "id": "3.2.1",
                  "name": "字符计数法"
                },
                {
                  "id": "3.2.2",
                  "name": "字节填充法"
                },
                {
                  "id": "3.2.3",
                  "name": "零比特填充法"
                },
                {
                  "id": "3.2.4",
                  "name": "违规编码法"
                }
              ]
            },
            {
              "id": "3.3",
              "name": "差错控制",
              "question_count": 2,
              "application_count": 0,
              "choice_count": 2,
              "recent_count": 2,
              "distinct_years": 2,
              "year_min": 2023,
              "year_max": 2025,
              "years": [
                2023,
                2025
              ],
              "raw_score": 4.696,
              "priority_score": 33.9,
              "chapter_share": 0.0606,
              "priority": "基础覆盖",
              "topics": [
                {
                  "id": "3.3.1",
                  "name": "检错编码"
                },
                {
                  "id": "3.3.2",
                  "name": "纠错编码"
                }
              ]
            },
            {
              "id": "3.4",
              "name": "流量控制与可靠传输机制",
              "question_count": 10,
              "application_count": 1,
              "choice_count": 9,
              "recent_count": 2,
              "distinct_years": 10,
              "year_min": 2009,
              "year_max": 2024,
              "years": [
                2009,
                2011,
                2012,
                2014,
                2017,
                2018,
                2019,
                2020,
                2023,
                2024
              ],
              "raw_score": 12.194,
              "priority_score": 87.9,
              "chapter_share": 0.303,
              "priority": "高频核心",
              "topics": [
                {
                  "id": "3.4.1",
                  "name": "流量控制与滑动窗口机制"
                },
                {
                  "id": "3.4.2",
                  "name": "可靠传输机制"
                }
              ]
            },
            {
              "id": "3.5",
              "name": "介质访问控制",
              "question_count": 2,
              "application_count": 0,
              "choice_count": 2,
              "recent_count": 0,
              "distinct_years": 2,
              "year_min": 2013,
              "year_max": 2014,
              "years": [
                2013,
                2014
              ],
              "raw_score": 3.796,
              "priority_score": 27.4,
              "chapter_share": 0.0606,
              "priority": "基础覆盖",
              "topics": [
                {
                  "id": "3.5.1",
                  "name": "信道划分介质访问控制"
                },
                {
                  "id": "3.5.2",
                  "name": "随机访问介质访问控制"
                },
                {
                  "id": "3.5.3",
                  "name": "轮询访问：令牌传递协议"
                }
              ]
            },
            {
              "id": "3.6",
              "name": "局域网",
              "question_count": 13,
              "application_count": 1,
              "choice_count": 12,
              "recent_count": 3,
              "distinct_years": 12,
              "year_min": 2009,
              "year_max": 2025,
              "years": [
                2009,
                2010,
                2011,
                2012,
                2015,
                2016,
                2018,
                2019,
                2020,
                2023,
                2024,
                2025
              ],
              "raw_score": 13.867,
              "priority_score": 100.0,
              "chapter_share": 0.3939,
              "priority": "高频核心",
              "topics": [
                {
                  "id": "3.6.1",
                  "name": "局域网的基本概念和体系结构"
                },
                {
                  "id": "3.6.2",
                  "name": "以太网与IEEE 802.3"
                },
                {
                  "id": "3.6.3",
                  "name": "IEEE 802.11无线局域网"
                },
                {
                  "id": "3.6.4",
                  "name": "VLAN基本概念与基本原理"
                }
              ]
            },
            {
              "id": "3.7",
              "name": "广域网",
              "question_count": 0,
              "application_count": 0,
              "choice_count": 0,
              "recent_count": 0,
              "distinct_years": 0,
              "year_min": null,
              "year_max": null,
              "years": [],
              "raw_score": 0.0,
              "priority_score": 0.0,
              "chapter_share": 0.0,
              "priority": "暂无真题",
              "topics": [
                {
                  "id": "3.7.1",
                  "name": "广域网的基本概念"
                },
                {
                  "id": "3.7.2",
                  "name": "点对点协议"
                }
              ]
            },
            {
              "id": "3.8",
              "name": "数据链路层设备",
              "question_count": 5,
              "application_count": 0,
              "choice_count": 5,
              "recent_count": 0,
              "distinct_years": 5,
              "year_min": 2009,
              "year_max": 2016,
              "years": [
                2009,
                2011,
                2013,
                2014,
                2016
              ],
              "raw_score": 6.625,
              "priority_score": 47.8,
              "chapter_share": 0.1515,
              "priority": "基础覆盖",
              "topics": [
                {
                  "id": "3.8.2",
                  "name": "以太网交换机"
                },
                {
                  "id": "3.8.3",
                  "name": "共享式以太网"
                }
              ]
            }
          ],
          "review_cards": [
            {
              "id": "cn-ch03-3.6-core",
              "kind": "core",
              "section_id": "3.6",
              "title": "VLAN基本概念与基本原理",
              "source_label": "3.6 局域网",
              "source_page": 111,
              "source_type": "topic",
              "image": "assets/review/cn/ch03-3-6-core.webp",
              "reason": "该小节本章真题 13 道，综合题 1 道，近5年 3 道。",
              "priority_score": 100.0,
              "rank": 1
            },
            {
              "id": "cn-ch03-3.4-core",
              "kind": "core",
              "section_id": "3.4",
              "title": "可靠传输机制",
              "source_label": "3.4 流量控制与可靠传输机制",
              "source_page": 75,
              "source_type": "topic",
              "image": "assets/review/cn/ch03-3-4-core.webp",
              "reason": "该小节本章真题 10 道，综合题 1 道，近5年 2 道。",
              "priority_score": 87.9,
              "rank": 2
            },
            {
              "id": "cn-ch03-summary",
              "kind": "summary",
              "section_id": null,
              "title": "3.9 本章小结及疑难点",
              "source_label": "3.9 本章小结及疑难点",
              "source_page": 138,
              "source_type": "chapter_summary",
              "image": "assets/review/cn/ch03-summary.webp",
              "reason": "王道章末归纳/疑难点，作为高频小节后的压缩复盘。",
              "priority_score": null,
              "rank": 99
            }
          ]
        },
        {
          "id": 4,
          "name": "网络层",
          "question_count": 44,
          "recent_count": 17,
          "application_count": 10,
          "high_frequency_section": "4.2",
          "sections": [
            {
              "id": "4.1",
              "name": "网络层的功能",
              "question_count": 3,
              "application_count": 0,
              "choice_count": 3,
              "recent_count": 1,
              "distinct_years": 3,
              "year_min": 2011,
              "year_max": 2022,
              "years": [
                2011,
                2020,
                2022
              ],
              "raw_score": 5.359,
              "priority_score": 18.3,
              "chapter_share": 0.0682,
              "priority": "基础覆盖",
              "topics": [
                {
                  "id": "4.1.1",
                  "name": "异构网络互连"
                },
                {
                  "id": "4.1.2",
                  "name": "路由与转发"
                },
                {
                  "id": "4.1.3",
                  "name": "网络层提供的两种服务"
                },
                {
                  "id": "4.1.4",
                  "name": "SDN的基本概念"
                },
                {
                  "id": "4.1.5",
                  "name": "拥塞控制"
                }
              ]
            },
            {
              "id": "4.2",
              "name": "IPv4",
              "question_count": 30,
              "application_count": 6,
              "choice_count": 24,
              "recent_count": 13,
              "distinct_years": 14,
              "year_min": 2009,
              "year_max": 2025,
              "years": [
                2009,
                2010,
                2011,
                2012,
                2016,
                2017,
                2018,
                2019,
                2020,
                2021,
                2022,
                2023,
                2024,
                2025
              ],
              "raw_score": 29.252,
              "priority_score": 100.0,
              "chapter_share": 0.6818,
              "priority": "高频核心",
              "topics": [
                {
                  "id": "4.2.1",
                  "name": "IPv4分组"
                },
                {
                  "id": "4.2.2",
                  "name": "IPv4地址"
                },
                {
                  "id": "4.2.3",
                  "name": "网络地址转换NAT"
                },
                {
                  "id": "4.2.4",
                  "name": "网络层转发分组的过程"
                },
                {
                  "id": "4.2.5",
                  "name": "地址解析协议（ARP）"
                },
                {
                  "id": "4.2.6",
                  "name": "动态主机配置协议DHCP"
                },
                {
                  "id": "4.2.7",
                  "name": "网际控制报文协议ICMP"
                }
              ]
            },
            {
              "id": "4.3",
              "name": "IPv6",
              "question_count": 1,
              "application_count": 0,
              "choice_count": 1,
              "recent_count": 1,
              "distinct_years": 1,
              "year_min": 2023,
              "year_max": 2023,
              "years": [
                2023
              ],
              "raw_score": 2.779,
              "priority_score": 9.5,
              "chapter_share": 0.0227,
              "priority": "基础覆盖",
              "topics": [
                {
                  "id": "4.3.1",
                  "name": "IPv6的特点"
                },
                {
                  "id": "4.3.2",
                  "name": "IPv6数据报的基本首部"
                },
                {
                  "id": "4.3.3",
                  "name": "IPv6地址"
                },
                {
                  "id": "4.3.4",
                  "name": "从IPv4向IPv6过渡"
                }
              ]
            },
            {
              "id": "4.4",
              "name": "路由算法与路由协议",
              "question_count": 6,
              "application_count": 3,
              "choice_count": 3,
              "recent_count": 2,
              "distinct_years": 6,
              "year_min": 2011,
              "year_max": 2024,
              "years": [
                2011,
                2013,
                2014,
                2016,
                2021,
                2024
              ],
              "raw_score": 13.038,
              "priority_score": 44.6,
              "chapter_share": 0.1364,
              "priority": "基础覆盖",
              "topics": [
                {
                  "id": "4.4.1",
                  "name": "路由算法"
                },
                {
                  "id": "4.4.2",
                  "name": "分层次的路由选择协议"
                },
                {
                  "id": "4.4.3",
                  "name": "路由信息协议"
                },
                {
                  "id": "4.4.4",
                  "name": "开放最短路径优先协议"
                },
                {
                  "id": "4.4.5",
                  "name": "边界网关协议"
                }
              ]
            },
            {
              "id": "4.5",
              "name": "IP 多播",
              "question_count": 0,
              "application_count": 0,
              "choice_count": 0,
              "recent_count": 0,
              "distinct_years": 0,
              "year_min": null,
              "year_max": null,
              "years": [],
              "raw_score": 0.0,
              "priority_score": 0.0,
              "chapter_share": 0.0,
              "priority": "暂无真题",
              "topics": [
                {
                  "id": "4.5.1",
                  "name": "多播的概念"
                },
                {
                  "id": "4.5.2",
                  "name": "IP多播地址"
                },
                {
                  "id": "4.5.3",
                  "name": "在局域网上进行硬件多播"
                },
                {
                  "id": "4.5.4",
                  "name": "IGMP与多播路由协议"
                }
              ]
            },
            {
              "id": "4.6",
              "name": "移动 IP",
              "question_count": 1,
              "application_count": 0,
              "choice_count": 1,
              "recent_count": 0,
              "distinct_years": 1,
              "year_min": 2016,
              "year_max": 2016,
              "years": [
                2016
              ],
              "raw_score": 2.329,
              "priority_score": 8.0,
              "chapter_share": 0.0227,
              "priority": "基础覆盖",
              "topics": [
                {
                  "id": "4.6.1",
                  "name": "移动IP的概念"
                },
                {
                  "id": "4.6.2",
                  "name": "移动IP通信过程"
                }
              ]
            },
            {
              "id": "4.7",
              "name": "网络层设备",
              "question_count": 3,
              "application_count": 1,
              "choice_count": 2,
              "recent_count": 0,
              "distinct_years": 3,
              "year_min": 2010,
              "year_max": 2012,
              "years": [
                2010,
                2011,
                2012
              ],
              "raw_score": 6.509,
              "priority_score": 22.3,
              "chapter_share": 0.0682,
              "priority": "基础覆盖",
              "topics": [
                {
                  "id": "4.7.1",
                  "name": "冲突域和广播域"
                },
                {
                  "id": "4.7.2",
                  "name": "路由器的组成和功能"
                },
                {
                  "id": "4.7.3",
                  "name": "路由表与分组转发"
                }
              ]
            }
          ],
          "review_cards": [
            {
              "id": "cn-ch04-4.2-core",
              "kind": "core",
              "section_id": "4.2",
              "title": "IPv4地址",
              "source_label": "4.2 IPv4",
              "source_page": 151,
              "source_type": "topic",
              "image": "assets/review/cn/ch04-4-2-core.webp",
              "reason": "该小节本章真题 30 道，综合题 6 道，近5年 13 道。",
              "priority_score": 100.0,
              "rank": 1
            },
            {
              "id": "cn-ch04-summary",
              "kind": "summary",
              "section_id": null,
              "title": "4.8 本章小结及疑难点",
              "source_label": "4.8 本章小结及疑难点",
              "source_page": 235,
              "source_type": "chapter_summary",
              "image": "assets/review/cn/ch04-summary.webp",
              "reason": "王道章末归纳/疑难点，作为高频小节后的压缩复盘。",
              "priority_score": null,
              "rank": 99
            }
          ]
        },
        {
          "id": 5,
          "name": "传输层",
          "question_count": 25,
          "recent_count": 9,
          "application_count": 2,
          "high_frequency_section": "5.3",
          "sections": [
            {
              "id": "5.1",
              "name": "传输层提供的服务",
              "question_count": 0,
              "application_count": 0,
              "choice_count": 0,
              "recent_count": 0,
              "distinct_years": 0,
              "year_min": null,
              "year_max": null,
              "years": [],
              "raw_score": 0.0,
              "priority_score": 0.0,
              "chapter_share": 0.0,
              "priority": "暂无真题",
              "topics": [
                {
                  "id": "5.1.1",
                  "name": "传输层的功能"
                },
                {
                  "id": "5.1.2",
                  "name": "传输层的寻址与端口"
                },
                {
                  "id": "5.1.3",
                  "name": "无连接服务与面向连接服务"
                }
              ]
            },
            {
              "id": "5.2",
              "name": "UDP",
              "question_count": 4,
              "application_count": 0,
              "choice_count": 4,
              "recent_count": 2,
              "distinct_years": 4,
              "year_min": 2014,
              "year_max": 2025,
              "years": [
                2014,
                2018,
                2024,
                2025
              ],
              "raw_score": 6.728,
              "priority_score": 35.2,
              "chapter_share": 0.16,
              "priority": "基础覆盖",
              "topics": [
                {
                  "id": "5.2.1",
                  "name": "UDP数据报"
                },
                {
                  "id": "5.2.2",
                  "name": "UDP检验"
                }
              ]
            },
            {
              "id": "5.3",
              "name": "TCP",
              "question_count": 21,
              "application_count": 2,
              "choice_count": 19,
              "recent_count": 7,
              "distinct_years": 14,
              "year_min": 2009,
              "year_max": 2025,
              "years": [
                2009,
                2010,
                2011,
                2012,
                2013,
                2014,
                2015,
                2016,
                2019,
                2020,
                2021,
                2022,
                2024,
                2025
              ],
              "raw_score": 19.123,
              "priority_score": 100.0,
              "chapter_share": 0.84,
              "priority": "高频核心",
              "topics": [
                {
                  "id": "5.3.1",
                  "name": "TCP的特点"
                },
                {
                  "id": "5.3.2",
                  "name": "TCP报文段"
                },
                {
                  "id": "5.3.3",
                  "name": "TCP连接管理"
                },
                {
                  "id": "5.3.4",
                  "name": "TCP可靠传输"
                },
                {
                  "id": "5.3.5",
                  "name": "TCP流量控制"
                },
                {
                  "id": "5.3.6",
                  "name": "TCP拥塞控制"
                }
              ]
            }
          ],
          "review_cards": [
            {
              "id": "cn-ch05-5.3-core",
              "kind": "core",
              "section_id": "5.3",
              "title": "TCP可靠传输",
              "source_label": "5.3 TCP",
              "source_page": 252,
              "source_type": "topic",
              "image": "assets/review/cn/ch05-5-3-core.webp",
              "reason": "该小节本章真题 21 道，综合题 2 道，近5年 7 道。",
              "priority_score": 100.0,
              "rank": 1
            },
            {
              "id": "cn-ch05-5.2-core",
              "kind": "core",
              "section_id": "5.2",
              "title": "UDP数据报",
              "source_label": "5.2 UDP",
              "source_page": 241,
              "source_type": "topic",
              "image": "assets/review/cn/ch05-5-2-core.webp",
              "reason": "该小节本章真题 4 道，综合题 0 道，近5年 2 道。",
              "priority_score": 35.2,
              "rank": 2
            },
            {
              "id": "cn-ch05-summary",
              "kind": "summary",
              "section_id": null,
              "title": "5.4 本章小结及疑难点",
              "source_label": "5.4 本章小结及疑难点",
              "source_page": 277,
              "source_type": "chapter_summary",
              "image": "assets/review/cn/ch05-summary.webp",
              "reason": "王道章末归纳/疑难点，作为高频小节后的压缩复盘。",
              "priority_score": null,
              "rank": 99
            }
          ]
        },
        {
          "id": 6,
          "name": "应用层",
          "question_count": 19,
          "recent_count": 5,
          "application_count": 3,
          "high_frequency_section": "6.5",
          "sections": [
            {
              "id": "6.1",
              "name": "网络应用模型",
              "question_count": 1,
              "application_count": 0,
              "choice_count": 1,
              "recent_count": 0,
              "distinct_years": 1,
              "year_min": 2019,
              "year_max": 2019,
              "years": [
                2019
              ],
              "raw_score": 2.329,
              "priority_score": 19.6,
              "chapter_share": 0.0526,
              "priority": "基础覆盖",
              "topics": [
                {
                  "id": "6.1.1",
                  "name": "客户/服务器模型"
                },
                {
                  "id": "6.1.2",
                  "name": "P2P模型"
                }
              ]
            },
            {
              "id": "6.2",
              "name": "域名系统",
              "question_count": 4,
              "application_count": 0,
              "choice_count": 4,
              "recent_count": 0,
              "distinct_years": 4,
              "year_min": 2010,
              "year_max": 2020,
              "years": [
                2010,
                2016,
                2018,
                2020
              ],
              "raw_score": 5.828,
              "priority_score": 49.0,
              "chapter_share": 0.2105,
              "priority": "基础覆盖",
              "topics": [
                {
                  "id": "6.2.1",
                  "name": "层次域名空间"
                },
                {
                  "id": "6.2.2",
                  "name": "域名服务器"
                },
                {
                  "id": "6.2.3",
                  "name": "域名解析过程"
                }
              ]
            },
            {
              "id": "6.3",
              "name": "文件传输协议",
              "question_count": 3,
              "application_count": 1,
              "choice_count": 2,
              "recent_count": 1,
              "distinct_years": 3,
              "year_min": 2009,
              "year_max": 2023,
              "years": [
                2009,
                2017,
                2023
              ],
              "raw_score": 6.959,
              "priority_score": 58.5,
              "chapter_share": 0.1579,
              "priority": "重点",
              "topics": [
                {
                  "id": "6.3.1",
                  "name": "FTP的工作原理"
                },
                {
                  "id": "6.3.2",
                  "name": "控制连接与数据连接"
                }
              ]
            },
            {
              "id": "6.4",
              "name": "电子邮件",
              "question_count": 5,
              "application_count": 0,
              "choice_count": 5,
              "recent_count": 1,
              "distinct_years": 5,
              "year_min": 2012,
              "year_max": 2025,
              "years": [
                2012,
                2013,
                2015,
                2018,
                2025
              ],
              "raw_score": 7.075,
              "priority_score": 59.5,
              "chapter_share": 0.2632,
              "priority": "重点",
              "topics": [
                {
                  "id": "6.4.1",
                  "name": "电子邮件系统的组成结构"
                },
                {
                  "id": "6.4.2",
                  "name": "电子邮件格式与MIME"
                },
                {
                  "id": "6.4.3",
                  "name": "SMTP和POP3"
                }
              ]
            },
            {
              "id": "6.5",
              "name": "万维网",
              "question_count": 6,
              "application_count": 2,
              "choice_count": 4,
              "recent_count": 3,
              "distinct_years": 6,
              "year_min": 2011,
              "year_max": 2024,
              "years": [
                2011,
                2014,
                2015,
                2021,
                2022,
                2024
              ],
              "raw_score": 11.888,
              "priority_score": 100.0,
              "chapter_share": 0.3158,
              "priority": "高频核心",
              "topics": [
                {
                  "id": "6.5.1",
                  "name": "万维网的概念与组成结构"
                },
                {
                  "id": "6.5.2",
                  "name": "超文本传输协议"
                }
              ]
            }
          ],
          "review_cards": [
            {
              "id": "cn-ch06-6.5-core",
              "kind": "core",
              "section_id": "6.5",
              "title": "超文本传输协议",
              "source_label": "6.5 万维网",
              "source_page": 302,
              "source_type": "topic",
              "image": "assets/review/cn/ch06-6-5-core.webp",
              "reason": "该小节本章真题 6 道，综合题 2 道，近5年 3 道。",
              "priority_score": 100.0,
              "rank": 1
            },
            {
              "id": "cn-ch06-6.4-core",
              "kind": "core",
              "section_id": "6.4",
              "title": "电子邮件系统的组成结构",
              "source_label": "6.4 电子邮件",
              "source_page": 295,
              "source_type": "topic",
              "image": "assets/review/cn/ch06-6-4-core.webp",
              "reason": "该小节本章真题 5 道，综合题 0 道，近5年 1 道。",
              "priority_score": 59.5,
              "rank": 2
            },
            {
              "id": "cn-ch06-summary",
              "kind": "summary",
              "section_id": null,
              "title": "6.6 本章小结及疑难点",
              "source_label": "6.6 本章小结及疑难点",
              "source_page": 315,
              "source_type": "chapter_summary",
              "image": "assets/review/cn/ch06-summary.webp",
              "reason": "王道章末归纳/疑难点，作为高频小节后的压缩复盘。",
              "priority_score": null,
              "rank": 99
            }
          ]
        }
      ]
    }
  ],
  "card_count": 65
}