#include <bits/stdc++.h>
const double eps = (1e-9);
using namespace std;
int dcmp(long double a, long double b) {
  return fabsl(a - b) <= eps ? 0 : (a > b) ? 1 : -1;
}
int getBit(long long num, int idx) { return ((num >> idx) & 1ll) == 1; }
int setBit1(int num, int idx) { return num | (1 << idx); }
long long setBit0(long long num, int idx) { return num & ~(1ll << idx); }
long long flipBit(long long num, int idx) { return num ^ (1ll << idx); }
void FS() {
  ios_base::sync_with_stdio(0);
  cin.tie(0);
  cout.tie(0);
}
int countNumBit1(int mask) {
  int ret = 0;
  while (mask) {
    mask &= (mask - 1);
    ++ret;
  }
  return ret;
}
long long a[100009], b, k, s = 0, P[100009];
int main() {
  cin >> b >> k;
  P[0] = 1;
  for (int i = 1; i <= k; i++) P[i] = (P[i - 1] * b) % 2;
  for (int i = 1; i <= k; i++) {
    cin >> a[i];
  }
  for (int i = 1; i <= k; i++) {
    s = (s + ((a[i] * P[k - i]) % 2)) % 2;
  }
  if (s)
    cout << "odd\n";
  else
    cout << "even\n";
}
