input: 
  def find_terminal_states(states: dict) -> list:
      """
      Given a dictionary of states in a simple chatbot, where each state is a dictionary containing a 'replies' key pointing to a dictionary of possible user inputs and their corresponding next states, find and return a list of state names that are terminal (i.e., no replies available).
      >>> states = {
      ...     'state0': {'name': 'state0', 'message': 'Hello! How can I help you?', 'replies': {'I need some advice': 'state1', 'Can you answer my questions?': 'state2'}},
      ...     'state1': {'name': 'state1', 'message': 'Sure, what kind of advice do you need?', 'replies': {'Career advice': 'state3','Health advice': 'state4'}},
      ...     'state2': {'name': 'state2', 'message': 'Yes, I'll do my best! What do you want to know?', 'replies': {'Where can I find good tutorials': 'state5', 'Why is coding so hard': 'state6'}},
      ...     'state3': {'name': 'state3', 'message': 'It is always a good idea to research the field you are interested in and creating a plan to learn the skills that are required. Make sure to contact professionals in the field to understand their experience.', 'replies': {}},
      ...     'state4': {'name': 'state4', 'message': 'Focus on eating healthy and staying active. Make sure to consult a medical professional if you have any concerns.', 'replies': {}},
      ...     'state5': {'name': 'state5', 'message': 'You can find tutorials online or join coding communities to get help from experienced coders. StackOverflow and Cod Academy are great resources.', 'replies': {}},
      ...     'state6': {'name': 'state6', 'message': 'Coding can be challenging, especially at first. Just remember that with practice, patience and problem solving skills you can overcome the obstacles.', 'replies': {}}
      ... }
      >>> find_terminal_states(states)
      ['state3', 'state4', 'state5', 'state6']
      """
      terminal_states = []
      for state_name, state in states.items():
          if not state['replies']:
              terminal_states.append(state_name)
      return terminal_states
  
output:     terminal_states = []
      for state_name, state in states.items():
          if not state['replies']:
              terminal_states.append(state_name)
      return terminal_states