func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int a, ta, b, i, j, tb, h, m, t;     int d, ar;     char ch[10];     cin >> a >> ta >> b >> tb;     cin >> ch;     h = (ch[0] -  0 ) * 10 + ch[1] -  0 ;     m = (ch[3] -  0 ) * 10 + ch[4] -  0 ;     t = (h - 5) * 60 + m;     j = 0;     long long count = 0;     for (i = 0; i < 1140; i += b) {       d = i;       ar = i + tb;       if (i > t + ta) break;       if (ar > t && d < t + ta) {         count++;       }     }     cout << count << endl;     return 0;   }   