583 Digit Generator in cpp solution

	#include< bits/stdc++.h > using namespace std;
	int main()
	{
	ios::sync_with_stdio(false);cin.tie(0);
	int n, k;
	cin >> n;
	while(n--) {
	cin >> k;
	int ans = 0, res = 0;
	int range = (k < 10) ? 9 : (k < 100)? 18: (k < 1000)? 27: (k < 10000)? 45 : 60;
	for(int i = k - range; i <= k; i++) {
	int num = i, sum = i;
	while( num != 0) {
	sum += num%10;
	num /= 10;
	}
	if(sum == k) {
	ans = 1;
	res = i;
	break;
	}
	}
	cout << ((ans)? res : 0 ) << endl;
	}
	return 0;
	}