Suuremmat

#include <bits/stdc++.h>

typedef long long ll;

#define M 1000000007
#define N (1 << 18)

using namespace std;

void test_case() {
	int n;
	cin >> n;
    n++;
    while (true) {
        string x = to_string(n);
        bool ok = 1;
        for (char c : x) {
            if (c != x[0]) ok = 0;
        }
        if (ok) {
            cout << x;
            break;
        }
        n++;
    }
}

int main() {
	ios_base::sync_with_stdio(false);
	cin.tie(0);
	int t = 0;
	cin >> t;
	for (int i = 0; i < t; ++i) {
		test_case();
		cout << "\n";
	}

	return 0;
}

Test 1

Group: 1, 2

Verdict: ACCEPTED

Test 2

Group: 2

Verdict: TIME LIMIT EXCEEDED