Submission #306196

#	Time	Username	Problem	Language	Result	Execution time	Memory
306196		andremfq	Coins (IOI17_coins)	C++17	100 / 100	14 ms	2036 KiB

coins

// Ivan Carvalho
// Coins - IOI 2017 Practice
// 1 coin flip
#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