func_code_string: #include <bits/stdc++.h>   using namespace std;   const int N = 2000000 + 10;   int n, h, m, x, t, d, c;   vector<int> v;   int main() {     scanf( %d%d%d%d%d%d , &h, &m, &t, &d, &c, &n);     double need = (t + n - 1) / n * c;     if (m != 0 && h < 20) {       t += (60 - m) % 60 * d;       h = (h + 1) % 24;     }     if (h < 20) {       t += (60 * (20 - h)) * d;     }     double y = (t + n - 1) / n * (c * 0.8);     printf( %0.5f n , min(need, y));     return 0;   }   