#include <bits/stdc++.h>
using namespace std;
int main() {
  int a, b;
  cin >> a >> b;
  if (a % 2 == 0)
    cout << "Even" << endl;
  else if (b % 2 == 0)
    cout << "Even" << endl;
  else
    (b % 2 != 0);
  cout << "Odd" << endl;
}
