hiho week 49 register

Ended

Participants:509

Verdict:Accepted
Score:100 / 100
Submitted:2015-06-09 21:20:58

Lang:G++

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#include<iostream>
#include<cstdio>
#include<cmath>
#include<string>
#include<queue>
#include<cstring>
#include<algorithm>
#define mem(a,b) memset(a,b,sizeof(a))
#define rep1(a,b,c) for(int a = b;a < c;a++)
#define rep2(a,b,c) for(int a = b;a <= c;a++)
using namespace std;
typedef long long ll;
const int maxn = 10005;
const double eps = 1e-8;
int du[maxn];
int n,m;
int main()
{
    while(~scanf("%d%d",&n,&m))
    {
        mem(du,0);
        int a,b;
        while(m--)
        {
            scanf("%d%d",&a,&b);
            du[a]++;
            du[b]++;
        }
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