#include <stdc/bits++.h>

using namespace std;

int main(int argc, char const *argv[])
{
	int a,b;
	cin >> a >> b;
	if(a % 2 == 0 || b % 2 == 0)	cout << "Even" << endl;
	else cout << "Odd" << endl;
	return 0;
}
