import java.util.*;
class Display_even{
public static void main(String args[]){
System.out.print("Enter the number upto you want
even numbers :");
Scanner sc= new Scanner(System.in);
int number = sc.nextInt();
for(int i=1; i<=number;i++)
{
if(i%2==0)
{
System.out.print(i+" ");
}
}
}}