제출 #117712

#제출 시각아이디문제언어결과실행 시간메모리
117712nvmdavaCoins (IOI17_coins)C++17
0 / 100
12 ms1464 KiB
#include "coins.h" #include <bits/stdc++.h> int i, res; std::vector<int> coin_flips(std::vector<int> b, int c) { for(i = 0; i < 64; i++) res ^= b[i] * i; return {res ^ c}; } int find_coin(std::vector<int> b) { res = 0; for(i = 0; i < 64; i++) res ^= b[i] * i; return res; }
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