func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     double p, d, t, f, c;     scanf( %lf %lf %lf %lf %lf , &p, &d, &t, &f, &c);     if (p >= d) return puts( 0 ), 0;     double now = t * p, bizo = 0;     while (now <= c) {       double step = now / (d - p);       if (now + p * step >= c) break;       bizo++;       now = now + (p * step) * 2;       now += p * f;       if (now >= c) break;     }     printf( %.0f n , bizo);     return 0;   }   