Greater Integers

#include <bits/stdc++.h>

#define ll long long
#define what_is(a) cout << #a << " is " << a << "\n";

using namespace std;

ll power(ll a,ll b){
	ll r =1;
	while(b--){
		r*=a;
	}
	return r;
}

ll getNum(ll n,int length){
	ll r=0;
	for(ll l=0;l<length;l++){
		//cout << n*(ll)pow(10,l) << "\t";
		r+=n*power(10LL,l);	
	}
	//cout << "\n";
	return r;
}

void solve(int T){
	ll n;
	cin >> n;
	ll ans = LLONG_MAX;
	int l = to_string(n).length();
	for(int i=1;i<=9;i++){
		ll num = getNum(i,l);
		if(num>n)ans = min(ans,num);
	}
	for(int i=1;i<=9;i++){
		ll num = getNum(i,l+1);
		if(num>n)ans = min(ans,num);
	}
	cout << ans << "\n";
}

int main(){
	int t;
	cin >> t;
	while(t--)solve(t);
}

Test 1

Group: 1, 2

Verdict: ACCEPTED

Test 2

Group: 2

Verdict: ACCEPTED