Submission #1088611

#	Time	Username	Problem	Language	Result	Execution time	Memory
1088611		T0p_	Coins (IOI17_coins)	C++14	100 / 100	9 ms	1812 KiB

coins

#include "coins.h"
#include <bits/stdc++.h>

using namespace std;

vector<int> coin_flips(vector<int> b, int c) {
    int coin = c;

    for (int i=0 ; i<64 ; i++) {
        if (b[i] == 1) {
            coin ^= i;
        }
    }

    vector<int> flipped = { coin };
    return flipped;
}

int find_coin(vector<int> b) {
    int coin = 0;

    for (int i=0 ; i<64 ; i++) {
        if (b[i] == 1) {
            coin ^= i;
        }
    }

    return coin;
}

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