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