QOJ.ac
QOJ
| ID | 题目 | 提交者 | 结果 | 用时 | 内存 | 语言 | 文件大小 | 提交时间 | 测评时间 |
|---|---|---|---|---|---|---|---|---|---|
| #125886 | #5141. Identical Parity | SnowNorth | WA | 9ms | 3532kb | C++14 | 450b | 2023-07-17 20:53:55 | 2023-07-17 20:53:57 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
void solve() {
int n, k;
cin >> n >> k;
if (n % 2 == 0) {
cout << "Yes\n";
return ;
}
int x = n % k, y = k - x;
int a = n / k + 1, b = n / 2;
int t = (n / 2 - b * y + a - 1 / a);
if (t <= x) cout << "Yes\n";
else cout << "No\n";
}
signed main() {
ios::sync_with_stdio(false), cin.tie(0), cout.tie(0);
int T;
cin >> T;
while (T--)
solve();
return 0;
}
详细
Test #1:
score: 100
Accepted
time: 1ms
memory: 3532kb
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: 9ms
memory: 3512kb
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:
No Yes Yes No No Yes Yes Yes Yes Yes No No Yes Yes Yes Yes Yes Yes Yes Yes Yes No No Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes No No Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes No No No Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes ...
result:
wrong answer expected YES, found NO [1st token]