제출 #1188479

#제출 시각아이디문제언어결과실행 시간메모리
1188479andrei_nRack (eJOI19_rack)C++20
40 / 100
0 ms328 KiB
#include <bits/stdc++.h> #define int long long using namespace std; int solve(int n, int k) { if(n == 0) return 1; if(n >= 64 || k <= (1<<n-1)) return solve(n-1, k) * 2 - 1; else return solve(n-1, k - (1<<n-1)) * 2; } signed main() { ios::sync_with_stdio(false); cin.tie(0); cout.tie(0); int n,k; cin>>n>>k; cout<<solve(n,k); return 0; }
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