#include <bits/stdc++.h>
int main() {
  int b, k;
  unsigned long long int a[100000];
  unsigned long long int n = 0;
  scanf("%d %d", &b, &k);
  int i;
  a[0] = 1;
  for (i = 1; i < k; i++) {
    a[i] = a[i - 1] * b;
  }
  for (i = k - 1; i >= 0; i--) {
    int d;
    scanf("%d", &d);
    n += (d * a[i]);
  }
  printf("%s", (n % 2 == 0) ? "even" : "odd");
}
