






'''simple docstring'''


import os

try:
					from .build_directory_md import good_file_paths
except ImportError:
					from build_directory_md import good_file_paths  # type: ignore

lowerCamelCase_				: Any    	=							list(good_file_paths())
assert filepaths, "good_file_paths() failed!"

lowerCamelCase_				: Tuple    	=							[file for file in filepaths if file != file.lower()]
if upper_files:
					print(f"""{len(upper_files)} files contain uppercase characters:""")
					print('''\n'''.join(upper_files) + '''\n''')

lowerCamelCase_				: int    	=							[file for file in filepaths if ''' ''' in file]
if space_files:
					print(f"""{len(space_files)} files contain space characters:""")
					print('''\n'''.join(space_files) + '''\n''')

lowerCamelCase_				: Optional[int]    	=							[file for file in filepaths if '''-''' in file]
if hyphen_files:
					print(f"""{len(hyphen_files)} files contain hyphen characters:""")
					print('''\n'''.join(hyphen_files) + '''\n''')

lowerCamelCase_				: str    	=							[file for file in filepaths if os.sep not in file]
if nodir_files:
					print(f"""{len(nodir_files)} files are not in a directory:""")
					print('''\n'''.join(nodir_files) + '''\n''')

lowerCamelCase_				: Optional[int]    	=							len(upper_files + space_files + hyphen_files + nodir_files)
if bad_files:
					import sys

					sys.exit(bad_files)








'''simple docstring'''


from collections import defaultdict







def 	__magic_name__( _A					):
						'''simple docstring'''





						UpperCamelCase__         = 1
						UpperCamelCase__         = True
						for v in tree[start]:
												if v not in visited:
																		ret += dfs(_A					)
						if ret % 2 == 0:
												cuts.append(_A					)
						return ret







def 	__magic_name__( ):
						'''simple docstring'''





						dfs(1					)


if __name__ == "__main__":
					lowerCamelCase_	,     lowerCamelCase_				: int    	=							10, 9
					lowerCamelCase_				: int    	=							defaultdict(list)
					lowerCamelCase_				: dict[int, bool]    	=							{}
					lowerCamelCase_				: list[int]    	=							[]
					lowerCamelCase_				: Union[str, Any]    	=							0
					lowerCamelCase_				: Tuple    	=							[(2, 1), (3, 1), (4, 3), (5, 2), (6, 1), (7, 2), (8, 6), (9, 8), (10, 8)]
					for u, v in edges:
										tree[u].append(v)
										tree[v].append(u)
					even_tree()
					print(len(cuts) - 1)
