#include <bits/stdc++.h>
using namespace std;
int main() {
  int b, k;
  cin >> b >> k;
  int arr[k];
  for (int i = 0; i < k; i++) {
    cin >> arr[i];
  }
  int pb = 1;
  int sm = 0;
  for (int i = k - 1; i >= 0; i--) {
    sm = (sm + arr[i] * pb) % 10;
    pb = (pb * b) % 10;
  }
  if (sm % 2 == 0)
    cout << "even";
  else
    cout << "odd";
  return 0;
}
