Submission #988597

#	Time	Username	Problem	Language	Result	Execution time	Memory
988597		lalig777	Coins (IOI17_coins)	C++14	100 / 100	9 ms	2192 KiB

coins

#include <bits/stdc++.h>
using namespace std;

vector<int> coin_flips(vector<int>b, int c){
    int res=0;
    for (int i=0; i<64; i++){
        if (b[i]==1) res=(res xor i);
    }res=(res xor c);
    vector<int>k(1);
    k[0]=res;
    return k;
}

int find_coin(vector<int>b){
    int res=0;
    for (int i=0; i<64; i++){
        if (b[i]==1) res=(res xor i);
    }return res;
}

• Subtask 1: 10 / 10
• Subtask 2: 15 / 15
• Subtask 3: 10 / 10
• Subtask 4: 15 / 15
• Subtask 5: 50 / 50