

#include "pch.h"
#include <iostream>
using namespace std;

int main()
{
	int a, b, c;

	int amari;
	cin >> a >> b;

	c = a * b;
	while (c != 0 && c != 1) {
		c = c % 2;
		//cout << c << endl;
	} 

	if (c == 0) {
		cout << "Even";
	}else{
		cout << "Odd";
	}

	
   
}