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

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