import java.util.*;

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