/* File: scan5.c
   Another problem with scanf.
*/

#include <stdio.h>

main() {
   int c = 0, r ;
  
   r = 0 ;
   while(r < 1) {
      printf("Enter an integer: ") ;
      r = scanf("%d", &c) ;
   }

   printf ("r = %d, c = %d\n", r, c) ;
}