#include <bits/stdc++.h>
using namespace std;
int b, k, a, s;
int main() {
  cin >> b >> k;
  for (int i = 0; i < k; i++) {
    cin >> a;
    s = (s * b + a) % 2;
  }
  cout << (s > 0 ? "odd" : "even") << endl;
}
