oj.uz

Submission #779519

# Submission time Handle Problem Language Result Execution time Memory
779519 2023-07-11T13:43:02 Z vmanz Rack (eJOI19_rack) C++14
40 / 100
 0 ms 212 KB 
#include <iostream>

using namespace std;

const int MOD = 1e9 + 7;

int main()
{
    int n;
    long long k;
    cin >> n >> k;
    long long p = 1LL << (n - 1);
    long long rez = 1;
    k--;
    while (k != 0)
    {
        if (k % 2 != 0)
        {
            rez += p;
            rez %= MOD;
        }
        p /= 2;
        k /= 2;
    }
    cout << rez;
    return 0;
}

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct

Subtask #3
0 / 60.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Incorrect 0 ms 212 KB Output isn't correct
13 Halted 0 ms 0 KB -