Submission #863896

#	Time	Username	Problem	Language	Result	Execution time	Memory
863896		vjudge1	Crossing (JOI21_crossing)	C++17	3 / 100	7083 ms	5620 KiB

Main

#include <iostream>
#include <vector>
#include <string>
#include <queue>
#include <stack>
#include <algorithm>

using namespace std;


using ll = long long;


void check(string &a, string &b)
{
    for (int i = 0; i < a.size(); i++)
    {
        if (a[i] != b[i])
        {
            cout << "No" << endl;
            return;
        }
    }
    cout << "Yes" << endl;
}

void solve()
{
    ios::sync_with_stdio(false);

    int n, q;
    string s1, s2, s3, t0;
    cin >> n >> s1 >> s2 >> s3 >> q >> t0;
    check(s1, t0);
    for (int i = 0; i < q; i++)
    {
        int l, r;
        char c;
        cin >> l >> r >> c;
        for (int i = l - 1; i < r; i++)
        {
            t0[i] = c;
        }
        check(s1, t0);
    }
}


int main()
{
    int t = 1;
    // cin >> t;
    for (int i = 1; i <= t; i++)
    {
        // cout << "Case #" << i << ": ";
        solve();
    }
}

Compilation message (stderr)

Main.cpp: In function 'void check(std::string&, std::string&)':
Main.cpp:16:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   16 |     for (int i = 0; i < a.size(); i++)
      |                     ~~^~~~~~~~~~

• Subtask 1: 3 / 3
• Subtask 2: 0 / 23
• Subtask 3: 0 / 23
• Subtask 4: 0 / 51