func_code_string: #include <bits/stdc++.h>   using namespace std;   long long n, k, k1, k2, m;   int main() {     cin >> n >> k;     m = n;     while (m % 2 == 0) {       k1++;       m /= 2;     }     while (m % 5 == 0) {       k2++;       m /= 5;     }     for (int i = 1; i <= max(0ll, k - k1); ++i) {       n *= 2;     }     for (int i = 1; i <= max(0ll, k - k2); ++i) {       n *= 5;     }     cout << n;   }   