Greater Integers

#include<bits/stdc++.h>
using namespace std;

int32_t main() {
  ios_base::sync_with_stdio(0);
  cin.tie(0);
  int t; cin >> t;
  while (t--) {
    long long n; cin >> n;
    ++n;
    long long ans = 3e18;
    for (int d = 1; d <= 9; d++) {
      long long cur = 0;
      for (int i = 0; i <= 18; i++) {
        cur = cur * 10 + d;
        if (cur >= n) {
          ans = min(ans, cur);
        }
      }
    }
    cout << ans << '\n';
  }
  return 0;
}

Test 1

Group: 1, 2

Verdict: ACCEPTED

Test 2

Group: 2

Verdict: ACCEPTED