nclude <iostream>
#include <string>
#include <algorithm>
#include <vector>
#include<queue>
#include<set>
using namespace std;

int main()
{
  int a, b;
  cin >> a, b;

  if ((a * b) % 2 == 0)
  {
    cout << "Even" << endl;
  }
  else
  {
    cout << "Odd" << endl;
  }

}
