/*
Demonstrate arrays
*/

#include <stdio.h>

#define ARRAY_SIZE 5

float avgArray(int a[], int a_size);

main()
{
  int iarray[5] = {10, 20, 22, 55, 16};

  printf("The average is: %.2f\n", avgArray(iarray, ARRAY_SIZE));
}

float avgArray(int a[], int a_size)
{
  int i, total=0;

  for(i=0; i<a_size; i++)
  {
    total += a[i];
  }

  return (float) total / a_size;
}