package ABC086;
import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);   //System.in: キーボード入力を受け付けるための引数
        int a = scanner.nextInt();
        int b = scanner.nextInt();
        if (a*b % 2 == 0) {
            System.out.println("Even");
        } else {
            System.out.println("Odd");
        }
    }
}
