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

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

	cin >> a >> b;
	c = a * b;

	if (c % 2 == 0)
		cout << "Even" << endl;
	else
		cout << "Odd" << endl;

    return 0;
}