제출 #779513

#제출 시각아이디문제언어결과실행 시간메모리
779513vmanzRack (eJOI19_rack)C++14
40 / 100
1 ms304 KiB
#include <iostream>

using namespace std;

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;
        }
        p /= 2;
        k /= 2;
    }
    cout << rez;
    return 0;
}
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