import java.util.Scanner;

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