Submission #388086

#	Time	Username	Problem	Language	Result	Execution time	Memory
388086		AngusRitossa	Broken Device (JOI17_broken_device)	C++14	0 / 100	2 ms	772 KiB

Anna

#include "Annalib.h"
#include <bits/stdc++.h>
using namespace std;

const long long rng = 890834321347256190ll;

void Anna( int N, long long X, int K, int P[] ){
    X ^= rng;
    vector<int> broke(N);
    for (int i = 0; i < K; ++i) broke[P[i]] = 1;
    int i = 0;
    while (X) {
        if (!broke[i] && (!broke[i+1] || !(X&1))) {
            Set(i++, 1);
            Set(i++, X&1);
            X >>= 1;
        } else {
            Set(i++, 0);
        }
    }
    assert(i <= N);
    // cout << i << endl;
    for (; i < N; ++i) Set(i, 0);
}

Bruno

#include "Brunolib.h"
#include <bits/stdc++.h>
using namespace std;

const long long rng = 890834321347256190ll;


long long Bruno( int N, int A[] ){
    long long ans = 0, b = 0;
    for (int i = 0; i < N; ++i) {
        if (A[i]) {
            ans |= (long long) A[i+1] << b;
            i++;
            b++;
        }
    }
    cout << (ans ^ rng) << endl;
    return ans ^ rng;
}

• Subtask 1: 0 / 100