



"""simple docstring"""







from __future__ import annotations

from collections import deque







class 				UpperCamelCase__       :




      """simple docstring"""




      def __init__(				self    :				Dict   ,      SCREAMING_SNAKE_CASE_    :				list[str]	):
        lowerCAmelCase_       :    List[Any]								=			[]
        self.adlist.append(
            {'value': '', 'next_states': [], 'fail_state': 0, 'output': []}	)

        for keyword in keywords:
          self.add_keyword(_UpperCAmelCase	)
        self.set_fail_transitions()



      def 					SCREAMING_SNAKE_CASE__			(				self    :				Any   ,      SCREAMING_SNAKE_CASE_    :				int   ,      SCREAMING_SNAKE_CASE_    :				str	):






        for state in self.adlist[current_state]["next_states"]:
          if char == self.adlist[state]["value"]:
            return state
        return None



      def 					SCREAMING_SNAKE_CASE__			(				self    :				int   ,      SCREAMING_SNAKE_CASE_    :				str	):
        lowerCAmelCase_       :    List[str]								=			0
        for character in keyword:
          lowerCAmelCase_       :    str								=			self.find_next_state(_UpperCAmelCase   ,      _UpperCAmelCase	)
          if next_state is None:
            self.adlist.append(
                {
                    'value': character,
                    'next_states': [],
                    'fail_state': 0,
                    'output': [],
                }	)
            self.adlist[current_state]["next_states"].append(len(self.adlist	) - 1	)
            lowerCAmelCase_       :    Any								=			len(self.adlist	) - 1
          else:
            lowerCAmelCase_       :    Optional[int]								=			next_state
        self.adlist[current_state]["output"].append(_UpperCAmelCase	)



      def 					SCREAMING_SNAKE_CASE__			(				self    :				Optional[int]	):
        lowerCAmelCase_       :    Union[str, Any]								=			deque()
        for node in self.adlist[0]["next_states"]:
          q.append(_UpperCAmelCase	)
          lowerCAmelCase_       :    int								=			0
        while q:
          lowerCAmelCase_       :    List[Any]								=			q.popleft()
          for child in self.adlist[r]["next_states"]:
            q.append(_UpperCAmelCase	)
            lowerCAmelCase_       :    Union[str, Any]								=			self.adlist[r]['fail_state']
            while (
                self.find_next_state(_UpperCAmelCase   ,      self.adlist[child]['value']	) is None
                and state != 0
            ):
              lowerCAmelCase_       :    Dict								=			self.adlist[state]['fail_state']
            lowerCAmelCase_       :    Optional[Any]								=			self.find_next_state(
                _UpperCAmelCase   ,      self.adlist[child]['value']	)
            if self.adlist[child]["fail_state"] is None:
              lowerCAmelCase_       :    int								=			0
            lowerCAmelCase_       :    Any								=			(
                self.adlist[child]['output']
                + self.adlist[self.adlist[child]['fail_state']]['output']
            )





      def 					SCREAMING_SNAKE_CASE__			(				self    :				Any   ,      SCREAMING_SNAKE_CASE_    :				str	):
        lowerCAmelCase_       :    List[Any]								=			{}  # returns a dict with keywords and list of its occurrences
        lowerCAmelCase_       :    List[Any]								=			0
        for i in range(len(_UpperCAmelCase	)	):
          while (
              self.find_next_state(_UpperCAmelCase   ,      string[i]	) is None
              and current_state != 0
          ):
            lowerCAmelCase_       :    int								=			self.adlist[current_state]['fail_state']
          lowerCAmelCase_       :    int								=			self.find_next_state(_UpperCAmelCase   ,      string[i]	)
          if next_state is None:
            lowerCAmelCase_       :    Optional[Any]								=			0
          else:
            lowerCAmelCase_       :    Dict								=			next_state
            for key in self.adlist[current_state]["output"]:
              if key not in result:
                lowerCAmelCase_       :    Optional[Any]								=			[]
              result[key].append(i - len(_UpperCAmelCase	) + 1	)
        return result


if __name__ == "__main__":
     import doctest

     doctest.testmod()










"""simple docstring"""







def     UpperCamelCase_   (   lowerCAmelCase__				:    str   ,       lowerCAmelCase__				:    str						)						->       int:

  """simple docstring"""




  if len(lowerCAmelCase__						) != len(lowerCAmelCase__						):
    raise ValueError('String lengths must match!'						)

  lowerCAmelCase_       :    List[Any]								=			0

  for chara, chara in zip(lowerCAmelCase__   ,       lowerCAmelCase__						):
    if chara != chara:
      count += 1

  return count


if __name__ == "__main__":
     import doctest

     doctest.testmod()





