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

int main() {
  int a, b, hantei;
  cin >> N >> A;

  hantei = a * b % 2;

  if (hantei == 0) {
    cout << "Even" << endl;
  }
  else{
    cout <<"Odd"<<endl;
  }  
}