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제출 #1121751

#제출 시각아이디문제언어결과실행 시간메모리
1121751yusufhocaogluCoins (IOI17_coins)C++17
100 / 100
9 ms2012 KiB
#include <coins.h> #include <bits/stdc++.h> using namespace std; mt19937 rng(chrono::steady_clock().now().time_since_epoch().count()); vector<int> coin_flips(vector<int> b,int c) { int xr = 0; for (int i = 0;i<64;i++) if (b[i])xr^=i; vector<int> a;a.push_back(xr^c); return a; } int find_coin(vector<int> b) { int xr = 0; for (int i = 0;i<64;i++) if (b[i]) xr^=i; return xr; } /*int main() { vector<int> a(64); for (int i = 0;i<63;i++) a[i]=rng()%2; a = coin_flips(a,rng()%64); cout<<a[0]<<endl; return 0; }*/
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