Submission #861681

#	Time	Username	Problem	Language	Result	Execution time	Memory
861681		cirnepq	Coins (IOI17_coins)	C++14	100 / 100	9 ms	1940 KiB

coins

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

vector<int> coin_flips(vector<int> b, int c) {
     int meu_inteiro = 0;
    for(int i = 0;i<64;i++) if(b[i]) meu_inteiro ^= i;
    vector<int> ans;
    ans.push_back(c ^ meu_inteiro);
    return ans;
}

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

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