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 |
|---|---|---|---|---|---|---|---|---|---|
| #729922 | #5141. Identical Parity | lllei# | WA | 6ms | 3660kb | C++20 | 707b | 2024-11-09 18:01:54 | 2024-11-09 18:01:54 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
using LL = long long;
void solve() {
LL n, k;
cin >> n >> k;
if (k % 2 == 0) {
cout << "Yes\n";
return;
}
LL a1 = n % k;
LL a2 = k - n % k;
LL b = n / k;
LL dis = n / 2;
LL tmp = (dis + b) / (b + 1);
// if (tmp > a1) {
// cout << "No\n";
// return;
// }
LL chao = tmp * (b + 1) - dis;
if (chao <= a2 && tmp - chao <= a1) {
cout << "Yes\n";
} else {
cout << "No\n";
}
}
int main() {
ios::sync_with_stdio(false);
cin.tie(0);
int t;
cin >> t;
while (t--) {
solve();
}
return 0;
}
詳細信息
Test #1:
score: 100
Accepted
time: 0ms
memory: 3660kb
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: 6ms
memory: 3660kb
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 No No Yes No Yes Yes Yes No Yes Yes Yes Yes Yes No No Yes No Yes Yes Yes No Yes No Yes No Yes Yes Yes Yes Yes No No Yes No Yes No Yes Yes Yes No Yes No Yes No Yes Yes Yes Yes Yes Yes Yes No No Yes No Yes Yes Yes Yes Yes Yes Yes No Yes No Yes No Yes...
result:
wrong answer expected YES, found NO [15th token]