1. 并查集专题

    洛谷P3144 [USACO16OPEN]关闭农场关闭农场离线的反着的并查集看看在不在一个集合内1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950#include<cstdio>#include<queue>#include<cstrin …

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  2. 银河英雄传说

    1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253#include<cstdio>#include<iostream>#include<algorithm>#include<cstring>using nam …

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