QOJ.ac
QOJ
| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #359496 | #6558. Allergen Testing | nkamzabek# | WA | 2ms | 3700kb | C++23 | 680b | 2024-03-20 18:35:29 | 2024-03-20 18:35:30 |
Judging History
answer
#include <bits/stdc++.h>
#define pb push_back
#define sz(x) (int)x.size()
#define all(x) x.begin(), x.end()
#define mp make_pair
#define f first
#define s second
#define int long long
using namespace std;
using ll = long long;
using pii = pair <int, int>;
const int N = 1e5 + 2, inf = 1e9;
long long n, d;
main() {
ios :: sync_with_stdio(0);
cin.tie(0), cout.tie(0);
int t;
cin >> t;
while(t--){
cin >> n >> d;
if(n == 1){
cout << "0\n";
continue;
}
if(n == 2){
cout << "1\n";
continue;
}
int x = 0;
while((1ll << x) < n)
x++;
//cout << x << "\n";
cout << min(x, n - 1) << "\n";
}
return 0;
}
Details
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Test #1:
score: 100
Accepted
time: 0ms
memory: 3612kb
input:
1 4 1
output:
2
result:
ok single line: '2'
Test #2:
score: -100
Wrong Answer
time: 2ms
memory: 3700kb
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 60 55 55 55 55 60 60 60 60 58 58 58 58 57 57 57 57 59 59 59 59 59 59 59 59 56 56 56 56 52 52 52 52 60 60 60 60 57 57 57 57 58 58 58 58 59 59 59 59 60 60 60 60 55 55 55 55 54 54 54 54 58 58 58 58 60 60 60 60 57 57 57 57 58 58 58 58 60 60 60 60 55 55 55 55 57 57 57 57 55 55 55 55 51 51 51 51 53...
result:
wrong answer 4th lines differ - expected: '1', found: '60'