C Program to Find Sum and average of Array Elements

#include <stdio.h>

#include<conio.h>

main()

{

int i, sum=0,n;

float avg=0;

printf("Enter how many numbers\n");

scanf("%d",&n);

int a[n];

printf("Enter %d number\n",n);

for (i=0;i<n;i++)

{

scanf("%d",&a[i]);

sum=sum+a[i];

}

avg=sum/n;

printf("\n sum of an array=%d",sum);

printf("\n Average of an array=%f",avg);

getch();

}

OUTPUT:

Note: In above program number are input in an array according to the user requirement and display their sum and average.

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