import java.util.Scanner;

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