#include <bits/stdc++.h>
using namespace std;

int main() {
  int a, b, ab;
  cin >> a >> b >> ab;
  
  ab = a*b % 2

  if (ab == 1) 
    cout << "Odd" << endl;
  
  else
    cout << "Even" << endl;

  cout << "終了" << endl;
}
