Write a recursive function to print first N even natural numbers

 #include<stdio.h>

 even(int n)

{

   if(n==0)

   return  ;

   else

    even(n-2);

   printf("%d ",n); 

}

int main()

{

    int n;

    printf("inter a number");

    scanf("%d",&n);

    even(n);

}