/* Average  -  Calculate sum and average of a list of elements. Also count how many elements in the list are less than average and more than average */

#include  <stdio.h>
#include  <conio.h>

void main()
{
    int  i, n, less=0, more=0 ;
    float  x[50], sum=0, avg ;
    clrscr() ;
    printf("Enter the number of elements: ") ;
    scanf("%d", &n) ;
    printf("Enter the elements: \n") ;
    for(i=0 ; i<n ; i++)
        {
            scanf("%f", &x[i]) ;
            sum=sum+x[i] ;
        }
    avg=sum/n ;
    printf("Sum of elements in list is: %f \n", sum) ;
    printf("Average of elements in list is: %f \n", avg) ;
    for(i=0 ; i<n ; i++)
        {
            if(x[i]>avg)
                more++;
            if(x[i]<avg)    /* writing else here would be incorrect */
                less++;
        }
    printf("No. of elements more than average is: %d \n", more) ;
    printf("No. of elements less than average is: %d \n", less) ;
    getch();
}

/*
Output:

Enter the number of elements: 4
Enter the elements:
2.1
5.6
3
2.3
Sum of elements in list is: 13.000000
Average of elements in list is: 3.250000
No. of elements more than average is: 1
No. of elements less than average is: 3

*/