func_code_string: #include <bits/stdc++.h>   bool sev(int h, int m);   using namespace std;   int main() {     int snooze;     cin >> snooze;     int h;     int m;     int n = 0;     cin >> h >> m;     if (sev(h, m)) {       cout <<  0  << endl;     } else {       while (sev(h, m) == false) {         if (m >= snooze) {           m = m - snooze;         } else {           if (h == 0) h = 24;           int x = snooze;           x = x - m;           h = h - 1;           m = 60;           m = m - (x);         }         n++;       }       cout << n;     }     return 0;   }   bool sev(int h, int m) {     if (h % 10 == 7 || h / 10 % 10 == 7 || m % 10 == 7 || m / 10 % 10 == 7)       return true;     else       return false;   }   