import java.util.*;

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

		


	}
}