import java.util.Scanner;

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