Graph
章节 1. 最初的最初 - A+B Problem
开放
| 题目 | 尝试 | AC | 难度 |
|---|---|---|---|
| P9158 有向图环检测(Cycle Detection (Directed)) | 59 | 11 | 8 |
| P9159 无向图环检测(Cycle Detection (Undirected)) | 30 | 11 | 6 |
| P9160 最短路径(Shortest Path) | 53 | 12 | 7 |
| P9161 强连通分量(Strongly Connected Components) | 35 | 11 | 6 |
| P9162 强连通分量(增量式)(Strongly Connected Components (Incremental)) | 21 | 1 | 10 |
| P9163 第 K 短路(K-Shortest Walk) | 27 | 1 | 10 |
| P9164 双边连通分量(Two-Edge-Connected Components) | 22 | 11 | 6 |
| P9165 三边连通分量(Three-Edge-Connected Components) | 2 | 1 | 10 |
| P9166 双连通分量(Biconnected Components) | 22 | 9 | 7 |
| P9167 Connected Components of Complement Graph | 5 | 2 | 10 |
| P9168 有向图欧拉迹(Eulerian Trail (Directed)) | 11 | 4 | 9 |
| P9169 无向图欧拉迹(Eulerian Trail (Undirected)) | 7 | 2 | 10 |
| P9170 st-编号(st-Numbering) | 2 | 1 | 10 |
| P9171 最小费用流(Minimum Cost b-flow) | 3 | 1 | 10 |
| P9172 二分图最大匹配(Matching on Bipartite Graph) | 76 | 9 | 8 |
| P9173 一般图最大匹配(Matching on General Graph) | 19 | 4 | 9 |
| P9174 一般图最大权匹配(General Weighted Matching) | 2 | 1 | 10 |
| P9175 二分图边着色(Edge Coloring of Bipartite Graph) | 9 | 1 | 10 |
| P9176 作业问题(Assignment Problem) | 7 | 1 | 10 |
| P9177 最小生成树(Minimum Spanning Tree) | 15 | 9 | 7 |
| P9178 有向最小生成树(Directed MST) | 4 | 1 | 10 |
| P9179 最小直径生成树(Minimum Diameter Spanning Tree) | 2 | 1 | 10 |
| P9180 支配树(Dominator Tree) | 2 | 1 | 10 |
| P9181 最大独立集(Maximum Independent Set) | 2 | 1 | 10 |
| P9182 色数(Chromatic Number) | 7 | 4 | 10 |
| P9183 色多项式(Chromatic Polynomial) | 2 | 1 | 10 |
| P9184 枚举三角形(Enumerate Triangles) | 5 | 1 | 10 |
| P9185 枚举团(Enumerate Cliques) | 2 | 1 | 10 |
| P9186 计数 $ C_4 $(Counting $ C_4 $'s) | 2 | 1 | 10 |
| P9187 树分解(宽度 2) (Tree Decomposition (Width 2)) | 2 | 1 | 10 |
| P9188 动态星图增广全局最小割(Global Minimum Cut of Dynamic Star Augmented Graph) | 2 | 1 | 10 |
| P9189 弦图识别(Chordal Graph Recognition) | 2 | 1 | 10 |
| P9190 动态图顶点加连通分量求和(Dynamic Graph Vertex Add Component Sum) | 3 | 1 | 10 |
| P9191 计数欧拉环(Counting Eulerian Circuits) | 2 | 1 | 10 |
| P9192 计数生成树(无向) (Counting Spanning Trees (Undirected)) | 2 | 1 | 10 |
| P9193 计数有向生成树(以 r 为根) (Counting Spanning Trees (Directed)) | 2 | 1 | 10 |