AtCoDeer the deer found two positive integers, a and b. Determine whether the product of a and b is even or odd.

Constraints

* 1 ≤ a,b ≤ 10000
* a and b are integers.

Input

Input is given from Standard Input in the following format:


a b


Output

If the product is odd, print `Odd`; if it is even, print `Even`.

Examples

Input

3 4


Output

Even


Input

1 21


Output

Odd
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);
}}