#include <bits/stdc++.h>
using namespace std;
long long k, b, t, res;
int power[100001];
int main() {
  cin >> b >> k;
  power[0] = 1;
  for (int i = 1; i < k; i++) {
    power[i] = (power[i - 1] * b) % 10;
  }
  for (int i = k - 1; i >= 0; i--) {
    cin >> t;
    long long temp = 1;
    temp *= power[i] % 10;
    temp *= t;
    res += (temp) % 10;
  }
  if (res % 2 == 0)
    cout << "even";
  else
    cout << "odd";
  return 0;
}
