QOJ.ac
QOJ
| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #239128 | #5141. Identical Parity | tselmegkh# | WA | 54ms | 3592kb | C++17 | 604b | 2023-11-04 18:45:23 | 2023-11-04 18:45:24 |
Judging History
answer
#include <iostream>
using namespace std;
void solve(){
int n, k;
cin >> n >> k;
if(n == k || k % 2 == 0){
cout << "Yes\n";
return;
}
if(k == 1){
cout << "No\n";
return;
}
if(n % 2 == 0){
if((n / k) * 2 + 1 > k){
cout << "No\n";
return;
}
}
else{
if((n / k) * 2 - 1 > k){
cout << "No\n";
return;
}
}
cout << "Yes\n";
return;
}
int main(){
int t;
cin >> t;
while(t--){
solve();
}
}
Details
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Test #1:
score: 100
Accepted
time: 0ms
memory: 3588kb
input:
3 3 1 4 2 5 3
output:
No Yes Yes
result:
ok 3 token(s): yes count is 2, no count is 1
Test #2:
score: -100
Wrong Answer
time: 54ms
memory: 3592kb
input:
100000 1 1 2 1 2 2 3 1 3 2 3 3 4 1 4 2 4 3 4 4 5 1 5 2 5 3 5 4 5 5 6 1 6 2 6 3 6 4 6 5 6 6 7 1 7 2 7 3 7 4 7 5 7 6 7 7 8 1 8 2 8 3 8 4 8 5 8 6 8 7 8 8 9 1 9 2 9 3 9 4 9 5 9 6 9 7 9 8 9 9 10 1 10 2 10 3 10 4 10 5 10 6 10 7 10 8 10 9 10 10 11 1 11 2 11 3 11 4 11 5 11 6 11 7 11 8 11 9 11 10 11 11 12 1 ...
output:
Yes No Yes No Yes Yes No Yes Yes Yes No Yes Yes Yes Yes No Yes No Yes Yes Yes No Yes Yes Yes Yes Yes Yes No Yes No Yes Yes Yes Yes Yes No Yes No Yes Yes Yes Yes Yes Yes No Yes No Yes Yes Yes Yes Yes Yes Yes No Yes No Yes Yes Yes Yes Yes Yes Yes Yes No Yes No Yes Yes Yes Yes Yes Yes Yes Yes Yes No Ye...
result:
wrong answer expected NO, found YES [50th token]