/* File: minutes.c

   Use a function to convert minutes to hours & minutes.
*/

#include <stdio.h>

void convert_hm(int n, int *h_ptr, int *m_ptr) ;


int main() {
   int n, minutes, hours ;

   printf("Enter number of minutes: ?") ;
   scanf("%d", &n) ;

   convert_hm(n, &hours, &minutes) ;

   printf("That's equivalent to %d hour(s) and %d minute(s).\n",
      hours, minutes) ;

   return 0 ;
}


/* Function: convert_hm
   Determines # of hours and # of minutes
     in n minutes.
*/

void convert_hm(int n, int *h_ptr, int *m_ptr) {
   int h ;

   h = n / 60 ;  // # of hours
   *h_ptr = h ;  // store it!

   *m_ptr = n % 60 ;  // store directly

   return ;
}