Choa

#include <stdio.h>
double avg(int a[],int b)
{
    int i;
    double s=0;
    for(i=0;i<b;i++)
    {
        s+=a[i];
    }
    s/=b;
    return s;
}
int sum(int a[],int b)
{
    int i,s=0;
    for(i=0;i<b;i++)
    {
        s+=a[i];
    }
    return s;
}
int main()
{
    printf("Enter the value of elements:\n");
    int n,a[100],x[100],i,s=0,j;
    double av=0.0;
    scanf("%d",&n);
    printf("Enter the values:\n");
    for(i=0;i<n;i++)
    {
        scanf("%d",&a[i]);
    }
    s=sum(a,n);
    av=avg(a,n);
    printf("Sum is = %d\n",s);
    printf("Average is = %.2lf\n",av);
    int y=n-1;
    printf("Reverse is:\n");
    for(i=0,j=y;i<n,j>=0;i++,j--)
    {
        x[j]=a[i];
    }
     for(i=0;i<n;i++)
     {
         printf("%d ",x[i]);
     }


}