Even number(any range)

#include<stdio.h>
int main()
{
    int start,end,i;
    scanf("%d%d",&start,&end);
    if(start<=end)
    {
        for(i=start;i<=end;i++)
        {
            if(i%2==0)
            {
                printf("%3d",i);
            }
        }
    }

    if(start>end)
    {
        for(i=start;i>=end;i--)
        {
            if(i%2==0)
            {
            printf("%3d",i);
            }
        }
    }

 return 0;
}