Program 281: Print Average of Numbers in Array at Even Positions

Program 281: Print Average of Numbers in Array at Even Positions

#include<stdio.h>
main()
{
 int i,a[100],num,sum=0,count=0;
 float avg;
 printf("Enter Number of elements you want\n");
 scanf("%d",&num);
 printf("Enter Elements in the array\n");
 for(i=0;i<num;i++)
 {
  scanf("%d",&a[i]);
  if((i+1)%2==0)
  {
   sum+=a[i];
   count++;
  }
 }
 
 avg=(float)(sum/count);
 printf("Average of Sum of  numbers at even positions is %f\n",avg);
}

Explanation:

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Output: