import java.io.*;
import java.util.*;
public class Main {

	public static void main(String[] args) throws Exception {
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
	    String line = br.readLine();
	    StringTokenizer st = new StringTokenizer(line);
	    int a = Integer.parseInt(st.nextToken());
	    int b = Integer.parseInt(st.nextToken());
	    if((a*b)%2==1){
	    	System.out.println("Odd");
	    }
	    else{
	    	System.out.println("Even");
	    }
	}

}

/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