import java.io.IOException;
import java.io.InputStream;
import java.util.NoSuchElementException;

public class Main {
	
    public static void main(String[] args) {
    	Scanner sc = new Scanner(System.in);
    	int a = sc.nextInt();
    	int b = sc.nextInt();
    	
    	if(a%2==0){
    		System.out.println("Even");
    	}
    	else if(b%2==0){
    		System.out.println("Even");	
    	}
    	else{
    		System.out.println("Odd");
    	}
    }
    
}