now_ing的博客

贪心。#include<cstdio>#include<cstdlib>#include<cstring>#include<cmath>#include<ctime>#include<iostream>#include<algorithm>#include<vector>#include<string>#include<queue>#include<utility>#inclu

ac自动机: #include<bits/stdc++.h>using namespace std;#define REP(i,a,b) for(int i = a; i <= b; ++i)#define FOR(i,a,b) for(int i = a; i < b; ++i)#define mem(a,b) memset(a,b,sizeof(a))#define MP make_pai

地址:http://acm.hdu.edu.cn/contests/contest_showproblem.php?pid=1010&cid=778#includeusing namespace std;const int maxn=1e5+1e3;int n, a[maxn];int pre[maxn], nxt[maxn], vis[maxn];vectorint> V;

#include<bits/stdc++.h>using namespace std;typedef long long LL;const int maxn=5050;const LL inf=1LL<<60;int a[maxn];int n;LL sum[maxn];#define S(l,r) (sum[r]-sum[l])int main(){ scanf("%d"