Submission #102637

#	Time	Username	Problem	Language	Result	Execution time	Memory
102637		alexpetrescu	Broken Device (JOI17_broken_device)	C++14	41 / 100	61 ms	3144 KiB

Anna

#include "Annalib.h"

void Anna( int N, long long X, int K, int P[] ){
    int poz = 0, b = 59;
    bool bit = 0;
    for (int i = 0; i < N; i++) {
        if (poz < K && P[poz] == i) {
            bit ^= 1;
            Set(i, 0);
            poz++;
        } else if (b >= 0 && bit == bool((1LL << b) & X)) {
            Set(i, 1);
            b--;
        } else {
            bit ^= 1;
            Set(i, 0);
        }
    }
}

Bruno

#include "Brunolib.h"

long long Bruno( int N, int A[] ){
    bool bit = 0;
    long long ans = 0;
    for (int i = 0; i < N; i++) {
        if (A[i] == 0)
            bit ^= 1;
        else
            ans = 2 * ans + bit;
    }
    return ans;
}

• Subtask 1: 41 / 100