BZOJ 3943 Usaco2015 Feb SuperBull Prim
题目大意异或Prim。思路没开long long WA了一次你敢信?CODE#define _CRT_SECURE_NO_WARNINGS#include <cstdio>
#include <cstring>
#include <iostream>
#include <algorithm>
#define MAX 2010
#define INF 0x3f3f3f3f
using namespac
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2015-04-09 16:19:17 ·
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