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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#220599#7107. Chaleursalvator_noster#WA 115ms4272kbC++17870b2023-10-20 16:16:202023-10-20 16:16:20

Judging History

你现在查看的是最新测评结果

  • [2023-10-20 16:16:20]
  • 评测
  • 测评结果:WA
  • 用时:115ms
  • 内存:4272kb
  • [2023-10-20 16:16:20]
  • 提交

answer

#include<bits/stdc++.h>
using namespace std;

const int M=1e6+10;
int deg[M];
int main(){
    int T;
    scanf("%d",&T);
    while(T--){
        int n,m;
        scanf("%d%d",&n,&m);
        for(int i=1;i<=m;++i){
            int a,b;
            scanf("%d%d",&a,&b);
            deg[a]++,deg[b]++;
        }   
        sort(deg+1,deg+n+1,greater<int>());
        int sum=0,mx=0,mn=0;
        for(int i=1;i<=n;++i){
            sum+=deg[i];
            if(sum-i*(i-1)==2*m-sum){
                mx=i;
                if(!mn)mn=i;
            }
        }
        int ans1=1,ans2=1;
        if(deg[mx]==mx-1)
            for(int i=mx+1;i<=n;++i)
                if(deg[i]==mx-1)ans1++;    
        for(int i=1;i<=mn;++i)
            if(deg[i]==mn)ans2++;
        printf("%d %d\n",ans1,ans2);
        for(int i=1;i<=n;++i)deg[i]=0;
    }
}

Details

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Test #1:

score: 100
Accepted
time: 0ms
memory: 3912kb

input:

3
3 2
1 2
2 3
6 6
1 2
2 3
1 3
1 4
2 5
3 6
4 1
1 2

output:

2 1
1 4
1 2

result:

ok 3 lines

Test #2:

score: -100
Wrong Answer
time: 115ms
memory: 4272kb

input:

2231
1 0
5 7
4 1
3 4
3 1
3 5
4 2
3 2
4 5
5 4
2 1
2 5
2 4
2 3
5 10
3 2
2 5
1 4
4 2
4 5
1 2
1 3
3 5
3 4
1 5
5 10
1 3
2 4
1 4
5 2
2 3
1 5
5 4
1 2
3 4
5 3
5 9
2 5
3 5
2 3
2 1
4 3
3 1
4 1
4 5
2 4
5 4
4 2
4 1
4 5
4 3
5 9
4 1
4 5
3 4
2 4
2 1
3 1
2 5
3 5
3 2
5 4
2 5
2 3
2 1
2 4
5 9
5 2
1 3
4 3
1 2
5 4
4 2
5...

output:

1 1
3 1
4 1
1 5
1 5
2 1
4 1
2 1
4 1
2 1
2 1
3 1
4 1
4 1
1 5
2 1
4 1
1 5
1 5
1 5
3 1
4 1
4 1
4 1
3 1
3 1
4 1
4 1
2 1
4 1
4 1
1 5
1 5
2 1
4 1
4 1
4 1
3 1
2 1
4 1
2 1
4 1
4 1
4 1
3 1
1 5
4 1
4 1
1 5
2 1
4 1
2 1
2 1
1 5
4 1
1 5
3 1
4 1
1 5
2 1
1 5
3 1
3 1
1 5
3 1
3 1
2 1
1 5
4 1
3 1
1 5
2 1
3 1
2 1
2 1
...

result:

wrong answer 1013th lines differ - expected: '2 1', found: '1 1'