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