#include<iostream>
 
using namespace std;
 
int main()
{
  int a,b,h;
  
  cin >> a;
  cin >> b;
  
  if(a%2==0){
  
  cout << "Even" << endl;
    
  }else ifif(b%2==0){
  
  cout << "Even" << endl;
    
  }else{
    cout << "Odd" << endl;
  }
  
  return 0;
}