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