#include <bits/stdc++.h>
using namespace std;
int main() {
  int a, b;
  int c = a * b;
  0 <= a <= 10000;
  1 <= b <= 10000;
  cin >> a >> b;
  if (c % 2 == 0) {
    cout << "Even" << endl;
  } else {
    cout << "Odd" << endl;
  }
}
