import java.util.*;

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