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