
from typing import TYPE_CHECKING

from ...utils import (
    OptionalDependencyNotAvailable,
    _LazyModule,
    is_tf_available,
    is_tokenizers_available,
    is_torch_available,
)


lowercase__				:				str						=      {
    "configuration_led": ["LED_PRETRAINED_CONFIG_ARCHIVE_MAP", "LEDConfig"],
    "tokenization_led": ["LEDTokenizer"],
}

try:
				if not is_tokenizers_available():
								raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
				pass
else:
				lowercase__				:				str						=      ["LEDTokenizerFast"]

try:
				if not is_torch_available():
								raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
				pass
else:
				lowercase__				:				str						=      [
				    "LED_PRETRAINED_MODEL_ARCHIVE_LIST",
				    "LEDForConditionalGeneration",
				    "LEDForQuestionAnswering",
				    "LEDForSequenceClassification",
				    "LEDModel",
				    "LEDPreTrainedModel",
				]


try:
				if not is_tf_available():
								raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
				pass
else:
				lowercase__				:				Dict						=      ["TFLEDForConditionalGeneration", "TFLEDModel", "TFLEDPreTrainedModel"]


if TYPE_CHECKING:
				from .configuration_led import LED_PRETRAINED_CONFIG_ARCHIVE_MAP, LEDConfig
				from .tokenization_led import LEDTokenizer

				try:
								if not is_tokenizers_available():
												raise OptionalDependencyNotAvailable()
				except OptionalDependencyNotAvailable:
								pass
				else:
								from .tokenization_led_fast import LEDTokenizerFast

				try:
								if not is_torch_available():
												raise OptionalDependencyNotAvailable()
				except OptionalDependencyNotAvailable:
								pass
				else:
								from .modeling_led import (
								    LED_PRETRAINED_MODEL_ARCHIVE_LIST,
								    LEDForConditionalGeneration,
								    LEDForQuestionAnswering,
								    LEDForSequenceClassification,
								    LEDModel,
								    LEDPreTrainedModel,
								)

				try:
								if not is_tf_available():
												raise OptionalDependencyNotAvailable()
				except OptionalDependencyNotAvailable:
								pass
				else:
								from .modeling_tf_led import TFLEDForConditionalGeneration, TFLEDModel, TFLEDPreTrainedModel

else:
				import sys

				lowercase__				:				int						=      _LazyModule(__name__, globals()["__file__"], _import_structure, module_spec=__spec__)










from itertools import permutations



def    UpperCAmelCase							(  _snake_case = 5				):
							if gon_side < 3 or gon_side > 5:
														raise ValueError('''gon_side must be in the range [3, 5]'''				)

							# Since it's 16, we know 10 is on the outer ring
							# Put the big numbers at the end so that they are never the first number
							lowerCAmelCase =		list(range(gon_side + 1    ,			0    ,			-1				)				)
							lowerCAmelCase =		list(range(gon_side + 2    ,			gon_side * 2 + 1				)				)

							for perm in permutations(small_numbers + big_numbers				):
														lowerCAmelCase =		generate_gon_ring(_snake_case    ,			list(_snake_case				)				)
														if is_magic_gon(_snake_case				):
																					return int(''''''.join(str(_snake_case				) for n in numbers				)				)

							lowerCAmelCase =		F"""Magic {gon_side}-gon ring is impossible"""
							raise ValueError(_snake_case				)



def    UpperCAmelCase							(  _snake_case    ,			_snake_case				):
							lowerCAmelCase =		[0] * (gon_side * 3)
							lowerCAmelCase =		perm[0:3]
							perm.append(perm[1]				)

							lowerCAmelCase =		1 if gon_side < 5 else 2

							for i in range(1    ,			len(_snake_case				) // 3 + magic_number				):
														lowerCAmelCase =		perm[2 * i + 1]
														lowerCAmelCase =		result[3 * i - 1]
														lowerCAmelCase =		perm[2 * i + 2]

							return result



def    UpperCAmelCase							(  _snake_case				):
							if len(_snake_case				) % 3 != 0:
														raise ValueError('''a gon ring should have a length that is a multiple of 3'''				)

							if min(numbers[::3]				) != numbers[0]:
														return False

							lowerCAmelCase =		sum(numbers[:3]				)

							return all(sum(numbers[i : i + 3]				) == total for i in range(3    ,			len(_snake_case				)    ,			3				)				)


if __name__ == "__main__":
		print(solution())



