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Submission #241577

#TimeUsernameProblemLanguageResultExecution timeMemory
241577MercenaryCoins (IOI17_coins)C++14
100 / 100
20 ms2036 KiB
#include "coins.h" #include<bits/stdc++.h> using namespace std; vector<int> coin_flips(std::vector<int> b, int c) { int res = 0; for(int i = 0 ; i < 64 ; ++i)if(b[i])res ^= i; return vector<int>(1 , res ^ c); } int find_coin(std::vector<int> b) { int res = 0; for(int i = 0 ; i < 64 ; ++i)if(b[i])res ^= i; return res; }
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