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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#644881#8549. The GameOrthosWA 4ms7780kbC++171.1kb2024-10-16 15:47:132024-10-16 15:47:14

Judging History

你现在查看的是最新测评结果

  • [2024-10-16 15:47:14]
  • 评测
  • 测评结果:WA
  • 用时:4ms
  • 内存:7780kb
  • [2024-10-16 15:47:13]
  • 提交

answer

#include<bits/stdc++.h>
using namespace std;
#define ll long long
int t,n,m;
int a[2000006];
int num[2000005];
int mp[2000005];
bool solve(){
    cin>>n;
    for(int i=1;i<=2*n;i++){
        cin>>a[i];
//a[i]=i%n;
        mp[a[i]]++;
    }
    int cnt=0;
    for(int i=1;i<=2*n;i++){
        num[++cnt]=mp[a[i]];
        mp[a[i]]=0;
    }
    sort(num+1,num+1+cnt);
    int l=1,r=cnt;
    while(l<=r){
        if(num[l]!=1){
            return 0;
        }
        if(num[r]==2){
            r--;
        }
        else if(num[r]>2){
            int p=num[r]-2;
            num[r]=2;
            l+=p;
            if(l>=r){
                return 0;
            }
        }
        else{
            return 1;
        }
    }
    if(num[l]==1){
        return 1;
    }
    else{
        return 0;
    }
}
int main(){
    ios::sync_with_stdio(0);
    cin.tie(0);
    cin>>t;
    while(t--){
        if(solve()){
            cout<<"Kevin\n";
        }
        else{
            cout<<"Qingyu\n";
        }
    }
    return 0;
}


Details

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Test #1:

score: 100
Accepted
time: 1ms
memory: 7780kb

input:

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

output:

Qingyu
Kevin
Qingyu

result:

ok 3 tokens

Test #2:

score: -100
Wrong Answer
time: 4ms
memory: 7780kb

input:

10000
3
5 5 3 5 4 5
3
1 4 3 1 1 3
3
1 6 3 3 4 4
3
3 4 1 3 1 1
3
5 6 6 3 1 3
3
4 5 1 5 6 5
3
6 2 4 4 6 1
3
4 6 4 4 2 4
3
6 4 1 6 4 6
3
2 4 6 4 2 3
3
2 4 1 5 5 4
3
1 3 6 5 1 1
3
3 2 1 5 3 1
3
6 6 6 2 2 5
3
1 5 2 5 3 3
3
1 3 3 5 4 5
3
1 3 4 2 4 5
3
3 5 6 2 2 2
3
4 3 3 1 2 6
3
3 3 3 3 6 3
3
4 1 3 6 6 4
...

output:

Qingyu
Qingyu
Qingyu
Qingyu
Qingyu
Qingyu
Qingyu
Qingyu
Qingyu
Qingyu
Qingyu
Qingyu
Qingyu
Qingyu
Qingyu
Qingyu
Qingyu
Qingyu
Qingyu
Qingyu
Qingyu
Qingyu
Qingyu
Qingyu
Qingyu
Qingyu
Qingyu
Qingyu
Qingyu
Qingyu
Qingyu
Qingyu
Qingyu
Qingyu
Qingyu
Qingyu
Qingyu
Qingyu
Qingyu
Qingyu
Qingyu
Qingyu
Qingyu...

result:

wrong answer 3rd words differ - expected: 'Kevin', found: 'Qingyu'