제출 #792274

#제출 시각아이디문제언어결과실행 시간메모리
792274fve5Coins (IOI17_coins)C++17
0 / 100
7 ms1388 KiB
#include <bits/stdc++.h> using namespace std; vector<int> coin_flips(vector<int> b, int c) { int ret = c; for (int i = 0; i < 64; i++) ret ^= (b[i] * i); return {ret}; } int find_coin(vector<int> b) { int ret = 0; for (int i = 0; i < 64; i++) ret ^= b[i]; return ret; }
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