import java.util.*;
class Main{
	public static void main(String[] args){
    	Scanner scan = new Scanner(System.in);
      	String str = scan.next();
      	int num = Integer.parseInt(str);
      	String str = scan.next();
      	int numb = Integer.parseInt(str);
      	if (num % 2 == 0){
        	System.out.println("Even");
        }else if(numb % 2 == 0){
        	System.out.println("Even");
        }else{
        	System.out.println("Odd");
        }
      
    }
}