import java.util.Scanner;
class Main {
 public static void main(String[] args) {
   Scanner sc = new Scanner();
   int a = sc.nextInt();
   int b = sc.scannerInt();
   int com = a*b;
  if(com%2==0) {
    System.out.println('Even');
  }else{
    System.out.println('Odd');
  }
 }
}