import java.util.*;

class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int a = sc.nextInt();
        int b = sc.nextInt();
      	int ab = a*b;
      if(ab%2 ==0){
      System.out.println("Even");
    }else{
        System.out.println("Odd");
      
      }
}