#include "sample.h"
#include<string>

using namespace std;

int main()
{
	int a, b;
	cin >> a >> b;
	int c = a*b;

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

    return 0;
}

