package main;

import java.util.Scanner;

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

}
