import java.util.*;
import java.io.*;
public class Main{
	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");
		}
	}
}
