#include <bits/stdc++.h>
using namespace std;
 
int main() {
  int a, b;
  cin >> a >> b;
 
  if (a % 2 == 0 && b % 2 == 0) {
    cout << "Even" << endl;
  }
  
 
  else {
    cout << Odd" << endl;
  }
}