QOJ.ac
QOJ
| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #588257 | #8549. The Game | huaxiamengjin | WA | 3ms | 3708kb | C++14 | 366b | 2024-09-25 08:14:59 | 2024-09-25 08:15:01 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
int n,a[2002002];
void solve(){
cin>>n;n*=2;
int cnt=0;
for (int i=1;i<=n;i++)
a[i]=0;
for (int i=1,x;i<=n;i++)
cin>>x,a[x]++;
for (int i=1;i<=n;i++)
if(a[i]==1)cnt++;
else if(a[i]&1)cnt--;
if(cnt<=1)cout<<"Qingyu\n";
else cout<<"Kevin\n";
}
int main(){
int T;cin>>T;
while(T--)solve();
}
Details
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Test #1:
score: 100
Accepted
time: 0ms
memory: 3552kb
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: 3ms
memory: 3708kb
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:
Kevin Qingyu Kevin Qingyu Kevin Kevin Kevin Kevin Qingyu Kevin Kevin Kevin Kevin Qingyu Kevin Kevin Kevin Kevin Kevin Qingyu Kevin Kevin Qingyu Kevin Kevin Kevin Qingyu Kevin Kevin Kevin Qingyu Kevin Kevin Kevin Kevin Kevin Qingyu Kevin Kevin Kevin Kevin Kevin Qingyu Kevin Kevin Kevin Qingyu Qingyu ...
result:
wrong answer 1st words differ - expected: 'Qingyu', found: 'Kevin'