

from __future__ import annotations

import sys
from collections import deque
from typing import Generic, TypeVar

UpperCAmelCase__ :     Optional[int]				    =    TypeVar("""T""")







class        a__       (   Generic[T]       ):







  """simple docstring"""




  UpperCAmelCase__      : deque[T]  # Cache store of keys
  UpperCAmelCase__      : set[T]  # References of the keys in cache
  UpperCAmelCase__      : int			       =1_0  # Maximum capacity of cache


  def __init__(			self    : List[str]				,				UpperCAmelCase__    : int		)					->None:
        """simple docstring"""







        SCREAMING_SNAKE_CASE :      Optional[int]       =   deque()
        SCREAMING_SNAKE_CASE :      Optional[Any]       =   set()
        if not n:
              SCREAMING_SNAKE_CASE :      Optional[int]       =   sys.maxsize
        elif n < 0:
              raise ValueError("""n should be an integer greater than 0."""		)
        else:
              SCREAMING_SNAKE_CASE :      Optional[Any]       =   n


  def  _lowercase      (			self    : Optional[int]				,				UpperCAmelCase__    : T		)					->None:
        """simple docstring"""







        if x not in self.key_reference:
              if len(self.dq_store		) == LRUCache._MAX_CAPACITY:
                    SCREAMING_SNAKE_CASE :      Optional[int]       =   self.dq_store.pop()
                    self.key_reference.remove(UpperCAmelCase__		)
        else:
              self.dq_store.remove(UpperCAmelCase__		)

        self.dq_store.appendleft(UpperCAmelCase__		)
        self.key_reference.add(UpperCAmelCase__		)


  def  _lowercase      (			self    : str		)					->None:
        """simple docstring"""







        for k in self.dq_store:
              print(UpperCAmelCase__		)




  def __repr__(			self    : int		)					->str:
        """simple docstring"""







        return f"LRUCache({self._MAX_CAPACITY}) => {list(self.dq_store		)}"


if __name__ == "__main__":
   import doctest

   doctest.testmod()

   UpperCAmelCase__ :     LRUCache[str | int]				    =    LRUCache(4)
   lru_cache.refer("""A""")
   lru_cache.refer(2)
   lru_cache.refer(3)
   lru_cache.refer("""A""")
   lru_cache.refer(4)
   lru_cache.refer(5)
   lru_cache.display()

   print(lru_cache)
   assert str(lru_cache) == "LRUCache(4) => [5, 4, 'A', 3]"







def 					__lowercase      (     _A			)     ->						list[int]:
      SCREAMING_SNAKE_CASE :      int       =   [0 for i in range(len(_A			)			)]

      # initialize interval's left pointer and right pointer
      SCREAMING_SNAKE_CASE     ,	SCREAMING_SNAKE_CASE :      Dict       =   0, 0

      for i in range(1						,    len(_A			)			):
            # case when current index is inside the interval
            if i <= right_pointer:
                  SCREAMING_SNAKE_CASE :      Any       =   min(right_pointer - i + 1						,    z_result[i - left_pointer]			)
                  SCREAMING_SNAKE_CASE :      Optional[Any]       =   min_edge

            while go_next(_A						,    _A						,    _A			):
                  z_result[i] += 1

            # if new index's result gives us more right interval,
            # we've to update left_pointer and right_pointer
            if i + z_result[i] - 1 > right_pointer:
                  SCREAMING_SNAKE_CASE     ,	SCREAMING_SNAKE_CASE :      List[Any]       =   i, i + z_result[i] - 1

      return z_result






def 					__lowercase      (     _A						,    _A						,    _A			)     ->						bool:
      return i + z_result[i] < len(_A			) and s[z_result[i]] == s[i + z_result[i]]






def 					__lowercase      (     _A						,    _A			)     ->						int:
      SCREAMING_SNAKE_CASE :      Any       =   0
      # concatenate 'pattern' and 'input_str' and call z_function
      # with concatenated string
      SCREAMING_SNAKE_CASE :      List[Any]       =   z_function(pattern + input_str			)

      for val in z_result:
            # if value is greater then length of the pattern string
            # that means this index is starting position of substring
            # which is equal to pattern string
            if val >= len(_A			):
                  answer += 1

      return answer


if __name__ == "__main__":
  import doctest

  doctest.testmod()




