Submission #991059

#	Time	Username	Problem	Language	Result	Execution time	Memory
991059		messiuuuuu	Coins (IOI17_coins)	C++14	0 / 100	5 ms	1688 KiB

coins

#include "coins.h"

std::vector<int> coin_flips(std::vector<int> b, int c) {
    int cnt = 0;
    for (int i = 0; i < 2; i++) {
        if (b[i]) cnt++;
    }
    if (c == 1) {
        if (cnt == 1) b[2] = 1 - b[2];
        else b[1] = 1 - b[1];
    }
    else {
        if (cnt == 1) b[1] = 1 - b[1];
        else b[2] = 1 - b[2];
    }
    return b;
}

int find_coin(std::vector<int> b) {
    int cnt = 0;
    for (int i = 0; i < 2; i++) {
        if (b[i]) cnt++;
    }
    if (cnt == 1) return 1;
    return 0;
}

• Subtask 1: 0 / 10
• Subtask 2: 0 / 15
• Subtask 3: 0 / 10
• Subtask 4: 0 / 15
• Subtask 5: 0 / 50