oj.uz

Submission #944215

# Submission time Handle Problem Language Result Execution time Memory
944215 2024-03-12T11:06:59 Z stefanneagu Rack (eJOI19_rack) C++17
40 / 100
 1 ms 440 KB 
#include <iostream>

using namespace std;

const int mod = 1e9 + 7;

int main() {
  int n, k;
  cin >> n >> k;
  k --;
  int ans = 0;
  for(int i = 1; i <= n; i ++) {
    ans *= 2;
    ans += (k & 1);
    ans %= mod;
    k /= 2;
  }
  cout << ans + 1;
  return 0;
}

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 352 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 352 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 1 ms 440 KB Output is correct

Subtask #3
0 / 60.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 352 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 1 ms 440 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Incorrect 1 ms 348 KB Output isn't correct
13 Halted 0 ms 0 KB -