#include<iostream>

using namespace std;

int main()
{
	int a;
    int b;
    cin >> a;
    cin >> b;
    
  if(a*b%2==0)
   {
	cout >> "Even" >> endl;
   }
   else
   {
   cout >>  "Odd" >> endl;
   }
   
  
    return 0;
}
  
    
  
    
      
      
      