Skener

#include <bits/stdc++.h>
using namespace std;
#define all(x) x.begin(), x.end()
#define F first
#define S second
using pi=pair<int,int>;
using ii=long long;
int main()
{
    int n, m, nx, mx;
    cin >> n >> m >> nx >> mx;
    for (int i = 0; i < n; ++i) {
        string s;
        for (int j = 0; j < m; ++j) {
            char c;
            cin >> c;
            for (int x = 0; x < mx; ++x) {
                s.push_back(c);
            }
        }
        for (int x = 1; x <= nx; ++x) cout << s << "\n";
    }
}

Test 1

Verdict: ACCEPTED

Test 2

Verdict: ACCEPTED

Test 3

Verdict: ACCEPTED

Test 4

Verdict: ACCEPTED

Test 5

Verdict: ACCEPTED

Test 6

Verdict: ACCEPTED

Test 7

Verdict: ACCEPTED

Test 8

Verdict: ACCEPTED

Test 9

Verdict: ACCEPTED

Test 10

Verdict: ACCEPTED