//Print all even numbers till n.
import java.util.*;
public class AllEven {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        System.out.print("Enter the value of n: ");
        int n = sc.nextInt();
    
        for(int i=1; i<=n; i++){
            if(i%2 == 0){
            System.out.println(i +":- Even Number");
            }
        }
    }
}