func_code_string: #include <bits/stdc++.h>   using namespace std;   void positionInFraction();   int main() {     positionInFraction();     return 0;   }   void positionInFraction() {     int b, c, rpta, division;     long long a, posicion;     cin >> a >> b >> c;     bool hayRpta = false;     posicion = 1;     while (posicion < 100000 and !hayRpta) {       a = a * 10;       division = a / b;       if (division % 10 == c) {         cout << posicion;         hayRpta = true;         break;       }       a = a % b;       posicion++;     }     if (hayRpta) {     } else {       cout << -1;     }   }   