QOJ.ac
QOJ
| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #545638 | #9134. Building a Fence | pengpeng_fudan# | WA | 2ms | 3684kb | C++23 | 715b | 2024-09-03 15:48:12 | 2024-09-03 15:48:14 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
#define endl '\n'
void solve(void) {
int a, b, s;
cin >> a >> b >> s;
if (a > b) swap(a, b);
if (a + b < s) return cout << 4 << endl, void();
int ans = (a + b) / s * 2, rest = (a + b) % s;
if (!rest) return cout << ans << endl, void();
if (rest * 2 > s) return cout << ans + 2 << endl, void();
if (rest * 2 == s) return cout << ans + 1 << endl, void();
if (a + b < 2 * s) return cout << 4 << endl, void();
cout << ans + 1 << endl;
return;
}
int main() {
ios::sync_with_stdio(false), cin.tie(nullptr), cout.tie(nullptr);
int _ = 1;
cin >> _;
while (_--) solve();
return 0;
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 0ms
memory: 3584kb
input:
7 7 9 4 1 1 2 1 1 4 4 6 2 3 3 5 10 6 4 1 11 5
output:
8 2 4 10 4 8 5
result:
ok 7 numbers
Test #2:
score: -100
Wrong Answer
time: 2ms
memory: 3684kb
input:
8000 1 1 1 1 1 2 1 1 3 1 1 4 1 1 5 1 1 6 1 1 7 1 1 8 1 1 9 1 1 10 1 1 11 1 1 12 1 1 13 1 1 14 1 1 15 1 1 16 1 1 17 1 1 18 1 1 19 1 1 20 1 2 1 1 2 2 1 2 3 1 2 4 1 2 5 1 2 6 1 2 7 1 2 8 1 2 9 1 2 10 1 2 11 1 2 12 1 2 13 1 2 14 1 2 15 1 2 16 1 2 17 1 2 18 1 2 19 1 2 20 1 3 1 1 3 2 1 3 3 1 3 4 1 3 5 1 3...
output:
4 2 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 6 3 2 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 8 4 4 2 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 10 5 4 4 2 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 12 6 4 3 4 2 4 4 4 4 4 4 4 4 4 4 4 4 4 4 14 7 5 4 4 4 2 4 4 4 4 4 4 4 4 4 4 4 4 4 16 8 6 4 4 4 4 2 4 4 4 4 4 4 4 4 4 4 4 4 18 9 6 5 4 3 4 4...
result:
wrong answer 24th numbers differ - expected: '3', found: '4'