#include <stdio.h>


int main() {

   int max, stop, n, r, i, count ;
   double sum ;

   max = -1 ;
   stop = 0 ;
   count = 0 ;
   sum = 0.0 ;

   while (!stop) {

      while (1) {
         printf("Enter a positive number (type 'quit' to end): ") ;
         r = scanf("%d", &n) ;

         // a non-number?
         if (r == 0) {
            stop = 1 ;
            break ;
         }

         // a positive number?
         if (n > 0) break ;

         printf("*** %d is not positive, re-enter. ***\n", n) ;
      }

      if (n > max && !stop) 
         max = n ;

      if (!stop) {
         count++ ;
         sum += n ;
         i = 1 ;
         while (i <= n) {
            printf("*") ;
            i = i + 1 ;
         }
         printf("\n") ;

      }
   }

   printf("Sum = %g, count = %d\n", sum, count) ;

   if (max > 0) {
      printf("Largest number found = %d\n", max) ;
      printf("Average number found = %g\n", sum / count) ;
   } else {
      printf("No numbers were entered\n") ;
   }

   return 0 ;

}