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();
      	int c = a * b;
      	if(c % 2 == 0){
          System.our.println("Even");
        }
        else{
          System.our.println("Odd");
	}
}