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

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

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