func_code_string: #include <bits/stdc++.h>   int main() {     double k, b, n, t;     double bacteria = 1;     double time = 0;     scanf( %lf %lf %lf %lf , &k, &b, &n, &t);     while (bacteria <= t) {       bacteria = (k * bacteria + b);       if (bacteria > t) {         break;       } else if (bacteria == t) {         time++;         break;       }       time++;     }     if (time > n) {       n = 0;     } else {       n -= time;     }     printf( %0.0lf n , n);     return 0;   }   