#include <bits/stdc++.h>
using namespace std;
const double PI = acos(-1.0);
const string alp = "abcdefghijklmnopqrstuvwxyz";
const string ALP = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
int main() {
  int a, b;
  cin >> a, b;
  puts((a * b) % 2 == 0 ? "Even" : "Odd");
  return 0;
}
