Submission #493273

#	Time	Username	Problem	Language	Result	Execution time	Memory
493273		Itamar	Restore Array (RMI19_restore)	C++14	13 / 100	23 ms	588 KiB

restore

// binary A.cpp : This file contains the 'main' function. Program execution begins and ends there.
//

#include <iostream>
using namespace std;
#include <vector>
int main()
{
    int n, m;
    cin >> n >> m;
    vector<bool> vec(n);
    vector<pair<int, int>> req;
    for (int i = 0; i < m; i++) {
        int k, l, val, r;
        cin >> l >> r >> k >> val;
        if (val == 1) {
            for (int j = l; j <= r; j++) {
                vec[j] = 1;
            }
        }
        else {
            req.push_back({ l,r });
        }
    }
    for (int i = 0; i < req.size(); i++) {
        for (int j = req[i].first; j <= req[i].second; j++) {
            if (vec[j] == 0) {
                break;
            }
            if (j == req[i].second) {
                cout << -1; 
                return 0;
            }
        }
    }
    for (int i = 0; i < n; i++) {
        cout << vec[i] << ' ';
    }
}

Compilation message (stderr)

restore.cpp: In function 'int main()':
restore.cpp:25:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   25 |     for (int i = 0; i < req.size(); i++) {
      |                     ~~^~~~~~~~~~~~

• Subtask 1: 0 / 7
• Subtask 2: 13 / 13
• Subtask 3: 0 / 25
• Subtask 4: 0 / 55