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.print("Even");
        }else{
			System.out.print("Odd");
        }
		
    }
}