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();
    if ((A * B) % 2 == 0) {
      System.out.println("Even");
    } else {
      System.out.println("Odd");
    }
  }
}