#include <bits/stdc++.h>
using namespace std;
int main() {
  int a, b;
  cin >> a >> b;
  if (a == 2 * (a / 2 + 0.5) || b == 2 * (b / 2 + 0.5) && a != 1 && b != 1) {
    cout << "Even" << endl;
  }
  if (a != 2 * (a / 2 + 0.5) && b != 2 * (b / 2 + 0.5) && a != 1 && b != 1) {
    cout << "Odd" << endl;
  }
  if (a == 1 && b != 1 && b == 2 * (b / 2 + 0.5)) {
    cout << "Even" << endl;
  }
  if (a == 1 && b != 1 && b != 2 * (b / 2 + 0.5)) {
    cout << "Odd" << endl;
  }
  if (a != 1 && b == 1 && a == 2 * (a / 2 + 0.5)) {
    cout << "Even" << endl;
  }
  if (a != 1 && b == 1 && a != 2 * (a / 2 + 0.5)) {
    cout << "Odd" << endl;
  }
  if (a == 1 && b == 1) {
    cout << "Odd" << endl;
  }
}
