gistfile1

# don't tell me
# don't tell me not to tell you
# don't tell me not to tell you not to tell me
# don't tell me not to tell you not to tell me not to tell you

def dont(subject, times)
  "Don't" + tell_me(subject, times)
end

def tell_me(subject, times)
  return " tell #{subject} what to do" if times == 1
  " tell #{subject} not to" + tell_me(subject == 'me' ? 'you' : 'me', times - 1)
end

dont("me", 10)