#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using p = pair<int, int>;
using Graph = vector<vector<int>>;
int main(int argc, const char* argv[]) {
  cin.tie(0);
  ios::sync_with_stdio(false);
  int a, b;
  if (a * b % 2 == 0)
    cout << "Even" << endl;
  else
    cout << "Odd" << endl;
  return 0;
}
