



"""simple docstring"""

class SCREAMING_SNAKE_CASE__					:



						def __init__(self							):





													'''simple docstring'''

													__a		:		dict[str, TrieNode]									=       {}  # Mapping from char to TrieNode
													__a		:		List[Any]									=       False



						def     lowerCAmelCase__(self						,     _lowercase							):





													'''simple docstring'''

													for word in words:
																				self.insert(_lowercase							)



						def     lowerCAmelCase__(self						,     _lowercase							):





													'''simple docstring'''

													__a		:		Any									=       self
													for char in word:
																				if char not in curr.nodes:
																											__a		:		Optional[int]									=       TrieNode()
																				__a		:		List[str]									=       curr.nodes[char]
													__a		:		List[Any]									=       True



						def     lowerCAmelCase__(self						,     _lowercase							):





													'''simple docstring'''

													__a		:		Tuple									=       self
													for char in word:
																				if char not in curr.nodes:
																											return False
																				__a		:		Optional[int]									=       curr.nodes[char]
													return curr.is_leaf





						def     lowerCAmelCase__(self						,     _lowercase							):





													'''simple docstring'''

													def _delete(_lowercase						,     _lowercase						,     _lowercase							) -> bool:
																				if index == len(_lowercase							):
																											# If word does not exist
																											if not curr.is_leaf:
																																		return False
																											__a		:		Optional[Any]									=       False
																											return len(curr.nodes							) == 0
																				__a		:		Optional[int]									=       word[index]
																				__a		:		Any									=       curr.nodes.get(_lowercase							)
																				# If char not in current trie node
																				if not char_node:
																											return False
																				# Flag to check if node can be deleted
																				__a		:		Union[str, Any]									=       _delete(_lowercase						,     _lowercase						,     index + 1							)
																				if delete_curr:
																											del curr.nodes[char]
																											return len(curr.nodes							) == 0
																				return delete_curr

													_delete(self						,     _lowercase						,     0							)







def       __magic_name__    (   _lowerCamelCase				: TrieNode  ,       _lowerCamelCase				: str					):
							if node.is_leaf:
														print(_lowerCamelCase  ,       end=""" """					)

							for key, value in node.nodes.items():
														print_words(_lowerCamelCase  ,       word + key					)





def       __magic_name__    (   ):
							__a		:		Union[str, Any]									=       """banana bananas bandana band apple all beast""".split()
							__a		:		List[Any]									=       TrieNode()
							root.insert_many(_lowerCamelCase					)
							# print_words(root, "")
							assert all(root.find(_lowerCamelCase					) for word in words					)
							assert root.find("""banana"""					)
							assert not root.find("""bandanas"""					)
							assert not root.find("""apps"""					)
							assert root.find("""apple"""					)
							assert root.find("""all"""					)
							root.delete("""all"""					)
							assert not root.find("""all"""					)
							root.delete("""banana"""					)
							assert not root.find("""banana"""					)
							assert root.find("""bananas"""					)
							return True





def       __magic_name__    (   _lowerCamelCase				: str  ,       _lowerCamelCase				: bool					):
							print(str(_lowerCamelCase					)  ,       """works!""" if passes else """doesn't work :("""					)





def       __magic_name__    (   ):
							assert test_trie()





def       __magic_name__    (   ):
							print_results("""Testing trie functionality"""  ,       test_trie()					)


if __name__ == "__main__":
	main()






"""simple docstring"""

import os





def       __magic_name__    (   _lowerCamelCase				: Dict					):
							__a		:		List[str]									=       len(grid[0]					)
							__a		:		int									=       len(_lowerCamelCase					)

							__a		:		Tuple									=       0
							__a		:		List[Any]									=       0
							__a		:		List[str]									=       0

							# Check vertically, horizontally, diagonally at the same time (only works
							# for nxn grid)
							for i in range(_lowerCamelCase					):
														for j in range(n_rows - 3					):
																					__a		:		List[Any]									=       grid[j][i] * grid[j + 1][i] * grid[j + 2][i] * grid[j + 3][i]
																					__a		:		Tuple									=       grid[i][j] * grid[i][j + 1] * grid[i][j + 2] * grid[i][j + 3]

																					# Left-to-right diagonal (\) product
																					if i < n_columns - 3:
																												__a		:		List[Any]									=       (
																												    grid[i][j]
																												    * grid[i + 1][j + 1]
																												    * grid[i + 2][j + 2]
																												    * grid[i + 3][j + 3]
																												)

																					# Right-to-left diagonal(/) product
																					if i > 2:
																												__a		:		List[Any]									=       (
																												    grid[i][j]
																												    * grid[i - 1][j + 1]
																												    * grid[i - 2][j + 2]
																												    * grid[i - 3][j + 3]
																												)

																					__a		:		str									=       max(
																					    _lowerCamelCase  ,       _lowerCamelCase  ,       _lowerCamelCase  ,       _lowerCamelCase					)
																					if max_product > largest:
																												__a		:		Optional[Any]									=       max_product

							return largest





def       __magic_name__    (   ):
							__a		:		Tuple									=       []
							with open(os.path.dirname(_lowerCamelCase					) + """/grid.txt"""					) as file:
														for line in file:
																					grid.append(line.strip("""\n"""					).split(""" """					)					)

							__a		:		Tuple									=       [[int(_lowerCamelCase					) for i in grid[j]] for j in range(len(_lowerCamelCase					)					)]

							return largest_product(_lowerCamelCase					)


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

