Submission #318821

#	Time	Username	Problem	Language	Result	Execution time	Memory
318821		Vladth11	Coins (IOI17_coins)	C++14	100 / 100	12 ms	1968 KiB

coins

#include <bits/stdc++.h>
#include "coins.h"
#define debug(x) cerr << #x << " " << x << "\n"
#define debug_with_space(x) cerr << #x << " " << x << " "

using namespace std;
typedef long long ll;
typedef pair <int, int> pii;
typedef pair <int, pii> muchie;

vector<int> coin_flips(vector<int> b, int c) {
    vector<int> flips;
    int rez = find_coin(b);
    rez = rez ^ c;
    flips.push_back(rez);
    return flips;
}

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

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