import java.util.Scanner;
public static void Main(String[] args) {
  Scanner dataScanner = new Scanner(System.in);
  String data = dataScanner.nextLine();
  String[] dataList = data.split();
  int a = Integer.parseInt(dataList[0]);
  int b = Integer.parseInt(dataList[1]);
  if (a*b % 2 == 0) {
    System.out.println("Even");
  } else {
 	System.out.println("Odd");
  }
} 