import java.util.*;
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.PrintIn("Even");
     }else{
       System.out.PrintIn("Odd");
     } 
    }
}
