import java.util.Scanner;

public class Main{
	public static void main(String[] args) {
		Scanner sc=new Scanner(System.in);
		int a=sc.nextInt();
		int b=sc.nextInt();
		int sum=a*b;
		if(sum%2==0){
			System.out.println("Even");
		}else{
			System.out.println("Odd");
		}
	}
}