


'''simple docstring'''






from typing import Optional

import pyspark

from .. import Features, NamedSplit
from ..download import DownloadMode
from ..packaged_modules.spark.spark import Spark
from .abc import AbstractDatasetReader






class  __magic_name__							(		lowerCAmelCase    ):






       def __init__(      self  ,							snake_case  ,							snake_case = None  ,							snake_case = None  ,							snake_case = True  ,							snake_case = None  ,							snake_case = False  ,							snake_case = None  ,							snake_case = True  ,							snake_case = "arrow"  ,							**snake_case  ,							)						->  Tuple:




          '''simple docstring'''
          super().__init__(
              split=snake_case  ,							features=snake_case  ,							cache_dir=snake_case  ,							keep_in_memory=snake_case  ,							streaming=snake_case  ,							**snake_case  ,							)
          _UpperCAmelCase       :       Optional[int]							   =load_from_cache_file
          _UpperCAmelCase       :       Union[str, Any]							   =file_format
          _UpperCAmelCase       :       int							   =Spark(
              df=snake_case  ,							features=snake_case  ,							cache_dir=snake_case  ,							working_dir=snake_case  ,							**snake_case  ,							)






       def       lowerCAmelCase		(      self)						->  Dict:




          '''simple docstring'''
          if self.streaming:
             return self.builder.as_streaming_dataset(split=self.split)
          _UpperCAmelCase       :       Tuple							   =None if self._load_from_cache_file else DownloadMode.FORCE_REDOWNLOAD
          self.builder.download_and_prepare(
              download_mode=snake_case  ,							file_format=self._file_format  ,							)
          return self.builder.as_dataset(split=self.split)





'''simple docstring'''






def lowerCamelCase__      (						__lowerCamelCase	:							int	,   __lowerCamelCase	:							list[int]	,   __lowerCamelCase	:							int							):







   '''simple docstring'''




   def count_of_possible_combinations(__lowerCamelCase	:							int							) -> int:
      if target < 0:
         return 0
      if target == 0:
         return 1
      return sum(count_of_possible_combinations(target - item							) for item in array							)

   return count_of_possible_combinations(__lowerCamelCase							)





def lowerCamelCase__      (						__lowerCamelCase	:							int	,   __lowerCamelCase	:							list[int]	,   __lowerCamelCase	:							int							):







   '''simple docstring'''




   def count_of_possible_combinations_with_dp_array(
       __lowerCamelCase	:							int	,   __lowerCamelCase	:							list[int]							) -> int:
      if target < 0:
         return 0
      if target == 0:
         return 1
      if dp_array[target] != -1:
         return dp_array[target]
      _UpperCAmelCase       :       str							   =sum(
          count_of_possible_combinations_with_dp_array(target - item	,   __lowerCamelCase							)
          for item in array							)
      _UpperCAmelCase       :       Optional[Any]							   =answer
      return answer

   _UpperCAmelCase       :       int							   =[-1] * (target + 1)
   return count_of_possible_combinations_with_dp_array(__lowerCamelCase	,   __lowerCamelCase							)





def lowerCamelCase__      (						__lowerCamelCase	:							int	,   __lowerCamelCase	:							list[int]	,   __lowerCamelCase	:							int							):







   '''simple docstring'''




   _UpperCAmelCase       :       Tuple							   =[0] * (target + 1)
   _UpperCAmelCase       :       Dict							   =1

   for i in range(1	,   target + 1							):
      for j in range(__lowerCamelCase							):
         if i - array[j] >= 0:
            dp_array[i] += dp_array[i - array[j]]

   return dp_array[target]


if __name__ == "__main__":
 import doctest

 doctest.testmod()
 lowercase							=3
 lowercase							=5
 lowercase							=[1, 2, 5]
 print(combination_sum_iv(n, array, target))

