#include <bits/stdc++.h>
using namespace std;
int main() {
  int a, b;
  cin >> a >> b;
  if (1 > a || 1000 < a || 1 > b || 1000 < b) {
    exit(0);
  }
  if ((a * b) % 2 == 0)
    cout << "Even" << endl;
  else
    cout << "Odd" << endl;
}
