#include <bits/stdc++.h>
using namespace std;
int b, k, a[100005], sum, tmp;
int main() {
  cin >> b >> k;
  for (int i = 1; i <= k; ++i) {
    scanf("%d", &a[i]);
    a[i] %= 2;
  }
  tmp = 1;
  for (int i = k; i >= 1; --i) {
    sum = (sum + tmp * a[i]) % 2;
    tmp = tmp * b % 2;
  }
  if (sum & 1) {
    cout << "odd" << endl;
  } else {
    cout << "even" << endl;
  }
  return 0;
}
