Submission #21321

#	Time	Username	Problem	Language	Result	Execution time	Memory
21321		Ushio	Broken Device (JOI17_broken_device)	C++14	41 / 100	52 ms	4636 KiB

Anna

#include "Annalib.h"
#include <algorithm>
#include <iostream>
#include <vector>
using namespace std;

void Anna( int N, long long X, int K, int P[] ){
    int bit = 0;
    bool validity = true;
    vector<bool> bad(N + 1, false);
    bad[N] = true;
    for (int i = 0; i < K; ++i) {
        bad[P[i]] = true;
    }
    string s;
    for (int i = 0; i < N; ++i) {
        if (validity) {
            if (bad[i] || bad[i + 1]) {
                Set(i, 0);
                validity = true;
            } else {
                Set(i, 1);
                validity = false;
            }
        } else {
            if (bit <= 59) {
                if (X & (1LL << bit)) {
                    Set(i, 1);
                } else {
                    Set(i, 0);
                }
                bit++;
            } else {
                Set(i, 0);
                s += '0';
            }
            validity = true;
        }
    }
}

Bruno

#include "Brunolib.h"
#include <algorithm>
#include <iostream>
using namespace std;

long long Bruno( int N, int A[] ){
    bool validity = true;
    int bit = 0;
    int64_t ans = 0;
    for (int i = 0; i < N; ++i) {
        if (validity) {
            validity = A[i] == 0;
        } else {
            if (bit <= 59) {
                ans |= ((int64_t) A[i]) << bit;
                ++bit;
            }
            validity = true;
        }
    }
    return ans;
}

• Subtask 1: 41 / 100