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[最短路,floyd] Codeforces 1204C Anna, Svyatoslav and Maps

[最短路,最大流最小割定理] 2019 Multi-University Training Contest 1 Path

[模板] dijkstra (堆优化)

[dfs] HDU 2019 Multi-University Training Contest 10 - Block Breaker

[bfs,深度记录] East Central North America Regional Contest 2016 (ECNA 2016) D Lost in Translation

[二分] Codefoces Anton and Making Potions

[线段树]Codeforces 339D Xenia and Bit Operations

[枚举] HDU 2019 Multi-University Training Contest 8 - Calabash and Landlord

[树的深度] Party

[简单路径] Useful Decomposition

[欧拉路径] Traveler ZOJ - 4103