Marco头文件

为了方便编程,我打了个Marco头文件,以后就方便了。。
Code:
#include<iostream>
#include<cstdio>
#include<algorithm>
#include<cmath>
#include<cstdlib>
#include<cstring>
#include<string>
#include<vector>
#include<set>
#include<queue>
#include<map>
#define rep(i,n) for(int i=0;i<n;i++)
#define For(i,a,b) for(int i=a;i<=b;i++)
#define tr(i,x) for(typeof(x.begin()) i=x.begin();i!=x.end();i++)
#define all(x) x.begin(),x.end()
#define pb push_back
using namespace std;
const int inf=~0U>>1;
typedef vector<int> vi;
typedef vector<vi> vvi;
typedef pair<int,int> ii;

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