QOJ.ac
QOJ
| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #419513 | #6558. Allergen Testing | ohiostatescarlet | WA | 3ms | 3616kb | C++17 | 601b | 2024-05-24 00:37:22 | 2024-05-24 00:37:23 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
#define L long long
int main() {
ios_base::sync_with_stdio(0); cin.tie(0);
int t; cin >> t;
for (int ti = 0; ti < t; ti++) {
L n, d;
cin >> n >> d;
if (n == 1) {
cout << "0\n";
} else {
L l = 1, h = 62;
while (l < h) {
L m = (l+h)/2;
L c = n;
for (int i = 0; c > 1 && i < d; i++) {
c = (c>>m)+((c&((1ll<<m)-1))!=0);
}
if (c > 1) {
l = m+1;
} else {
h = m;
}
}
cout << l << '\n';
}
}
}
Details
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Test #1:
score: 100
Accepted
time: 0ms
memory: 3600kb
input:
1 4 1
output:
2
result:
ok single line: '2'
Test #2:
score: -100
Wrong Answer
time: 3ms
memory: 3616kb
input:
10000 1 1 1000000000000000000 1 1 1000000000000000000 1000000000000000000 1000000000000000000 26615519354743225 163142634 26615519354743225 163142634 26615519354743224 163142634 26615519354743226 163142634 847997831064072529 920867976 847997831064072529 920867976 847997831064072528 920867976 8479978...
output:
0 60 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1...
result:
wrong answer 5th lines differ - expected: '2', found: '1'