제출 #918536

#제출 시각아이디문제언어결과실행 시간메모리
918536vjudge1Coins (IOI17_coins)C++17
100 / 100
8 ms1952 KiB
#include <bits/stdc++.h>
#include "coins.h"
using namespace std; 
vector<int> coin_flips(vector<int> b, int c) {
    vector<int> flips(1);
    for(int i=0;i<64;i++){
        if(b[i]){
            c^=i;
        }
    }
    flips[0]=c; 
    return flips;
}

int find_coin(vector<int> b) {
    int res=0;
    for(int i=0;i<64;i++){
        if(b[i]){
            res^=i;
        }
    }
    return res;
}
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