


def 	__lowerCAmelCase   (SCREAMING_SNAKE_CASE , SCREAMING_SNAKE_CASE )->  List[Any]:




      """simple docstring"""

      _enforce_args(SCREAMING_SNAKE_CASE , SCREAMING_SNAKE_CASE )
      if n == 0:
            return 0
      snake_case_	=				float('''-inf''' )
      for i in range(1 , n + 1 ):
            snake_case_	=				max(
                SCREAMING_SNAKE_CASE , prices[i - 1] + naive_cut_rod_recursive(n - i , SCREAMING_SNAKE_CASE ) )

      return max_revue






def 	__lowerCAmelCase   (SCREAMING_SNAKE_CASE , SCREAMING_SNAKE_CASE )->  Dict:




      """simple docstring"""

      _enforce_args(SCREAMING_SNAKE_CASE , SCREAMING_SNAKE_CASE )
      snake_case_	=				[float('''-inf''' ) for _ in range(n + 1 )]
      return _top_down_cut_rod_recursive(SCREAMING_SNAKE_CASE , SCREAMING_SNAKE_CASE , SCREAMING_SNAKE_CASE )






def 	__lowerCAmelCase   (SCREAMING_SNAKE_CASE , SCREAMING_SNAKE_CASE , SCREAMING_SNAKE_CASE )->  List[str]:




      """simple docstring"""

      if max_rev[n] >= 0:
            return max_rev[n]
      elif n == 0:
            return 0
      else:
            snake_case_	=				float('''-inf''' )
            for i in range(1 , n + 1 ):
                  snake_case_	=				max(
                      SCREAMING_SNAKE_CASE , prices[i - 1] + _top_down_cut_rod_recursive(n - i , SCREAMING_SNAKE_CASE , SCREAMING_SNAKE_CASE ) , )

            snake_case_	=				max_revenue

      return max_rev[n]






def 	__lowerCAmelCase   (SCREAMING_SNAKE_CASE , SCREAMING_SNAKE_CASE )->  Optional[int]:




      """simple docstring"""

      _enforce_args(SCREAMING_SNAKE_CASE , SCREAMING_SNAKE_CASE )

      # length(max_rev) = n + 1, to accommodate for the revenue obtainable from a rod of
      # length 0.
      snake_case_	=				[float('''-inf''' ) for _ in range(n + 1 )]
      snake_case_	=				0

      for i in range(1 , n + 1 ):
            snake_case_	=				max_rev[i]
            for j in range(1 , i + 1 ):
                  snake_case_	=				max(SCREAMING_SNAKE_CASE , prices[j - 1] + max_rev[i - j] )

            snake_case_	=				max_revenue_i

      return max_rev[n]






def 	__lowerCAmelCase   (SCREAMING_SNAKE_CASE , SCREAMING_SNAKE_CASE )->  Any:




      """simple docstring"""

      if n < 0:
            snake_case_	=				f'''n must be greater than or equal to 0. Got n = {n}'''
            raise ValueError(SCREAMING_SNAKE_CASE )

      if n > len(SCREAMING_SNAKE_CASE ):
            snake_case_	=				(
                '''Each integral piece of rod must have a corresponding price. '''
                f'''Got n = {n} but length of prices = {len(SCREAMING_SNAKE_CASE )}'''
            )
            raise ValueError(SCREAMING_SNAKE_CASE )






def 	__lowerCAmelCase   ()->  List[str]:




      """simple docstring"""

      snake_case_	=				[6, 10, 12, 15, 20, 23]
      snake_case_	=				len(SCREAMING_SNAKE_CASE )

      # the best revenue comes from cutting the rod into 6 pieces, each
      # of length 1 resulting in a revenue of 6 * 6 = 36.
      snake_case_	=				36

      snake_case_	=				top_down_cut_rod(SCREAMING_SNAKE_CASE , SCREAMING_SNAKE_CASE )
      snake_case_	=				bottom_up_cut_rod(SCREAMING_SNAKE_CASE , SCREAMING_SNAKE_CASE )
      snake_case_	=				naive_cut_rod_recursive(SCREAMING_SNAKE_CASE , SCREAMING_SNAKE_CASE )

      assert expected_max_revenue == max_rev_top_down
      assert max_rev_top_down == max_rev_bottom_up
      assert max_rev_bottom_up == max_rev_naive


if __name__ == "__main__":
   main()



from ...configuration_utils import PretrainedConfig
from ...utils import logging
from ...utils.backbone_utils import BackboneConfigMixin, get_aligned_output_features_output_indices


UpperCAmelCase      =   logging.get_logger(__name__)

UpperCAmelCase      =   {
    """facebook/convnextv2-tiny-1k-224""": """https://huggingface.co/facebook/convnextv2-tiny-1k-224/resolve/main/config.json""",
}







class lowerCAmelCase_						(			lowerCamelCase__ ,						lowerCamelCase__	):

 '''simple docstring'''

 __snake_case												=  "convnextv2"



 def __init__(     self		,				_UpperCAmelCase=3		,				_UpperCAmelCase=4		,				_UpperCAmelCase=4		,				_UpperCAmelCase=None		,				_UpperCAmelCase=None		,				_UpperCAmelCase="gelu"		,				_UpperCAmelCase=0.02		,				_UpperCAmelCase=1E-12		,				_UpperCAmelCase=0.0		,				_UpperCAmelCase=2_24		,				_UpperCAmelCase=None		,				_UpperCAmelCase=None		,				**_UpperCAmelCase		,				):
       super().__init__(**_UpperCAmelCase )

       snake_case_	=				num_channels
       snake_case_	=				patch_size
       snake_case_	=				num_stages
       snake_case_	=				[96, 1_92, 3_84, 7_68] if hidden_sizes is None else hidden_sizes
       snake_case_	=				[3, 3, 9, 3] if depths is None else depths
       snake_case_	=				hidden_act
       snake_case_	=				initializer_range
       snake_case_	=				layer_norm_eps
       snake_case_	=				drop_path_rate
       snake_case_	=				image_size
       snake_case_	=				['''stem'''] + [F'''stage{idx}''' for idx in range(1		,				len(self.depths ) + 1 )]
       snake_case_	,   snake_case_	=				get_aligned_output_features_output_indices(
           out_features=_UpperCAmelCase		,				out_indices=_UpperCAmelCase		,				stage_names=self.stage_names )