#include <bits/stdc++.h>
using namespace std;
signed main() {
  ios::sync_with_stdio(false);
  cin.tie(NULL);
  cout.tie(NULL);
  long long b, k, mul = 1;
  cin >> b >> k;
  long long ans = 0;
  long long temp[k];
  for (long long i = 0; i < k; i++) {
    cin >> temp[i];
  }
  for (int i = k - 1; i >= 0; i--) {
    ans += (temp[i] * mul) % 2;
    if (mul == 1) {
      mul *= b;
    }
  }
  if (ans % 2 == 0) {
    cout << "even";
  } else {
    cout << "odd";
  }
  return 0;
}
