제출 #1140985

#제출 시각아이디문제언어결과실행 시간메모리
1140985codexistentCoins (IOI17_coins)C++20
0 / 100
5 ms584 KiB
#include "coins.h" #include <bits/stdc++.h> using namespace std; #define ll long long #define FOR(__i, __a, __b) for(ll __i = __a; __i <= __b; __i++) vector<int> coin_flips(vector<int> b, int c) { ll r = 0; FOR(i, 1, 63){ if(b[i]) r ^= i; } if(r != c) { FOR(i, 0, 63) if(r ^ i == c) b[i] = 1; } return b; } int find_coin(vector<int> b) { ll r = 0; FOR(i, 1, 63){ if(b[i]) r ^= i; } return r; }
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