#include "stdafx.h"
#include <iostream>
#include <stdio.h>

using namespace std;

int main() {
	int a, b;
	cin >> a;
	cin >> b;
	if (0 == a * b % 2) {
		cout << "Even" << endl;
	}
	else {
		cout << "Odd" << endl;
	}
}

