
"""simple docstring"""



def 					lowerCamelCase   (     _snake_case    ,_snake_case ):
    UpperCAmelCase__	:      Union[str, Any]     							=					len(_snake_case )
    UpperCAmelCase__	:      Dict     							=					len(_snake_case )
    UpperCAmelCase__	:      str     							=					[[False for _ in range(m + 1 )] for _ in range(n + 1 )]
    UpperCAmelCase__	:      Any     							=					True
    for i in range(_snake_case ):
        for j in range(m + 1 ):
            if dp[i][j]:
                if j < m and a[i].upper() == b[j]:
                    UpperCAmelCase__	:      Union[str, Any]     							=					True
                if a[i].islower():
                    UpperCAmelCase__	:      Any     							=					True
    return dp[n][m]


if __name__ == "__main__":
    import doctest

    doctest.testmod()




'''simple docstring'''





from collections import defaultdict






def 				_lowerCAmelCase			(   __magic_name__						:     int						)				->  int:
						lowercase :							Optional[Any]    		=1
						lowercase :							Union[str, Any]    		=True
						for v in tree[start]:
												if v not in visited:
																		ret += dfs(__magic_name__						)
						if ret % 2 == 0:
												cuts.append(__magic_name__						)
						return ret






def 				_lowerCAmelCase			(   )				->  int:
						dfs(1						)


if __name__ == "__main__":
							UpperCamelCase_						,   UpperCamelCase_    						=       10, 9
							UpperCamelCase_    						=       defaultdict(list)
							UpperCamelCase_    						=       {}
							UpperCamelCase_    						=       []
							UpperCamelCase_    						=       0
							UpperCamelCase_    						=       [(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)





