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最小生成树

DAG图(1) DP(15) 图论(4) 并查集(2) 搜索(3) 数学(8) 未归档(22) 模板(18)

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cf-ronnd-600-F-Cheap Robot

Cheap Robot You’re given a simple, undirected, connected, weighted graph with n nodes and m edges. Nodes are numbered from 1 to n. There are exactly ...

2019-11-18

0 463

POJ3723

Description 链接 Windy has a country, and he wants to build an army to protect his country. He has picked up N girls and M boys and wants to collect th...

2019-07-12

0 618