func_code_string: #include <bits/stdc++.h>   using namespace std;   int vp, vd, time_s, time_b, dist;   int main() {     scanf( %d%d%d%d%d , &vp, &vd, &time_s, &time_b, &dist);     if (vd <= vp) {       puts( 0 );       return 0;     }     int ans = 0;     double now = 1.0 * vp * time_s;     while (now < dist) {       double Overtake = now / (vd - vp);       double loc = now + Overtake * vp;       if (loc >= dist) break;       ++ans;       now = loc;       double Back = now / vd + 1.0 * time_b;       now += Back * vp;     }     printf( %d n , ans);     return 0;   }   