memcpy #include <stddef.h> //#include <stdint.h> //uintptr_t is quoted.#include "string.h" /* * sizeof(word) MUST BE A POWER OF TWO * SO THAT wmask BELOW IS ALL ONES */ typedef int word; /* "word" used for optimal copy spee…
题目链接:http://acm.timus.ru/problem.aspx?space=1&num=1519 题目分类:插头dp 题意:求经过所有可行点的哈密顿回路的个数 * 不可走 . 可以走 2 ≤ N, M ≤ 12 代码: 括号匹配法,转移有点复杂,但是时间空间比较小 #include<bits/stdc++.h> #define LL long long using namespace std; ; int n,m,now,pre; ]={,,,,,,,,,,,,};/…