#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;
   }
  }