


def 				UpperCamelCase__					(  SCREAMING_SNAKE_CASE__      ,	SCREAMING_SNAKE_CASE__      ,	SCREAMING_SNAKE_CASE__						):

 def count_of_possible_combinations(SCREAMING_SNAKE_CASE__						) -> 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(SCREAMING_SNAKE_CASE__						)
def 				UpperCamelCase__					(  SCREAMING_SNAKE_CASE__      ,	SCREAMING_SNAKE_CASE__      ,	SCREAMING_SNAKE_CASE__						):

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

 __lowerCamelCase		:							List[str]		 =						[-1] * (target + 1)
 return count_of_possible_combinations_with_dp_array(SCREAMING_SNAKE_CASE__      ,	SCREAMING_SNAKE_CASE__						)
def 				UpperCamelCase__					(  SCREAMING_SNAKE_CASE__      ,	SCREAMING_SNAKE_CASE__      ,	SCREAMING_SNAKE_CASE__						):
 __lowerCamelCase		:							Optional[int]		 =						[0] * (target + 1)
 __lowerCamelCase		:							List[str]		 =						1

 for i in range(1      ,	target + 1						):
  for j in range(SCREAMING_SNAKE_CASE__						):
   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))





import warnings

from .generation import TFGenerationMixin


class 	A_ (	__UpperCamelCase   ):




      '''simple docstring'''


      warnings.warn(
          """Importing `TFGenerationMixin` from `src/transformers/generation_tf_utils.py` is deprecated and will """
          """be removed in Transformers v5. Import as `from transformers import TFGenerationMixin` instead.""" ,				__UpperCamelCase ,				)

