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

int main()
{
  int a;
  int b;
  int c;
  
  cin>>a:
  cin>>b;
  
  c=a*b;
  
  if(c%2==0)
  {
    cout<<'Even'<<end1;
  }
  else
  {
    cout<<'Odd'<<end1;
  }
}