#include <bits/stdc++.h>
#pragma GCC optimize("O3")
using namespace std;
int main() {
  ios::sync_with_stdio(false);
  cin.tie(nullptr);
  int a, b, result;
  cin >> a >> b;
  result = a + b;
  if (result % 2 == 0)
    cout << "Even" << endl;
  else
    cout << "0dd" << endl;
}
