#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;
  }
  eles if (a % 2 == 0 && b % 2 >= 0){
    cout << "Even" << endl;
  }
  else if (a % 2 >= 0 && b % 2 == 0){
    cout << "Even" << endl;
  }
  else {
    cout << "Odd" << endl;
  }