#include "stdafx.h"
#include<iostream>
using namespace std;
int main()
{
	int s;
	int t;
	cin >> s >> t;
	if (s % 2 == 0 || t % 2 == 0) {
		cout << "Even" << endl;
	}else {
		cout << "Odd" << endl;
	}

    return 0;
}
