import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.io.IOException;

public class Main{
	public static void main(String[] args) throws IOException{
		BufferedReader in = new BufferedReader(new InputStreamReader(System.in));

		String[] input = new String[2];
		String line = in.readLine();

		input = line.split(" ");
		int a = Integer.parseInt(input[0]);
		int b = Integer.parseInt(input[1]);

		if((a % 2) * (b % 2) % 2 == 0)
			System.out.println("Even");
		else
			System.out.println("Odd");

	}
}
/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