func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     ios_base::sync_with_stdio(false);     cin.tie(NULL);     int t;     cin >> t;     while (t--) {       int s, n;       cin >> s >> n;       int temp = s, p = 1;       while (temp > 0) {         temp /= 10;         p *= 10;       }       p /= 10;       while (n > 1) {         if (s - p >= n - 1) {           cout << p <<    ;           s -= p;           n--;         } else           p /= 10;       }       cout << s << endl;     }   }   