Submission #988888

#TimeUsernameProblemLanguageResultExecution timeMemory
988888gutzzyCoins (IOI17_coins)C++14
0 / 100
5 ms1364 KiB
#include <bits/stdc++.h> using namespace std; vector<int> coin_flips(vector<int> b, int c){ int v = 0; for(int i=0;i<64;i++) if(b[i]) v^=i; v^=c; b[v] = 1-b[v]; return b; } int find_coin(vector<int> b){ int v = 0; for(int i=0;i<64;i++) if(b[i]) v^=i; return v; }
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