import java.util.Scanner;

public class Main {
	public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);
		int a =  Integer.parseInt(scan.next());
		int b =  Integer.parseInt(scan.next());
		scan.close();

		if(a*b%2 == 1){
			System.out.print("Odd");
		}else {
			System.out.print("Even");
		}
		return ;
	}
}
/tmp/hf-datasets-cache/medium/datasets/42704881117311-config-parquet-and-info-qiankunmu-Project_CodeNet-896c9d36/hub/datasets--qiankunmu--Project_CodeNet_Python800_and_Java250/snapshots/c899fde44a77ba1cc14973ed3de064e4ff3aadc7/Project_CodeNet_Java250.tar.gz