
"""simple docstring"""




import re



def     __magic_name__		(					UpperCamelCase     :		str     )     ->						list:
    return [char.split() for char in re.split(r'[^ a-z A-Z 0-9 \s]'							,		str_     )]



def     __magic_name__		(					UpperCamelCase     :		str     )     ->						str:
    a__		=			split_input(str_     )
    return "".join(
        [''.join([char.capitalize() for char in sub_str]     ) for sub_str in string_split]     )



def     __magic_name__		(					UpperCamelCase     :		str							,		UpperCamelCase     :		bool							,		UpperCamelCase     :		str     )     ->						str:
    try:
        a__		=			split_input(UpperCamelCase     )
        if upper:
            a__		=			''.join(
                [
                    separator.join([char.upper() for char in sub_str]     )
                    for sub_str in string_split
                ]     )
        else:
            a__		=			''.join(
                [
                    separator.join([char.lower() for char in sub_str]     )
                    for sub_str in string_split
                ]     )
        return res_str
    except IndexError:
        return "not valid string"



def     __magic_name__		(					UpperCamelCase     :		str     )     ->						str:
    return to_simple_case(UpperCamelCase     )



def     __magic_name__		(					UpperCamelCase     :		str     )     ->						str:
    try:
        a__		=			to_simple_case(UpperCamelCase     )
        return res_str[0].lower() + res_str[1:]
    except IndexError:
        return "not valid string"



def     __magic_name__		(					UpperCamelCase     :		str							,		UpperCamelCase     :		bool     )     ->						str:
    return to_complex_case(UpperCamelCase							,		UpperCamelCase							,		'_'     )



def     __magic_name__		(					UpperCamelCase     :		str							,		UpperCamelCase     :		bool     )     ->						str:
    return to_complex_case(UpperCamelCase							,		UpperCamelCase							,		'-'     )


if __name__ == "__main__":
    __import__('doctest').testmod()




"""simple docstring"""




from __future__ import annotations

import os
from collections.abc import Mapping

a		:       Optional[Any]     						=       tuple[int, int]







class     lowercase:



     def __init__(							self     ,				__SCREAMING_SNAKE_CASE     ,				__SCREAMING_SNAKE_CASE   )		->     None:







         """simple docstring"""



         a__		=			vertices
         a__		=			{
             (min(__SCREAMING_SNAKE_CASE   ), max(__SCREAMING_SNAKE_CASE   )): weight for edge, weight in edges.items()
         }



     def 			lowercase__  (							self     ,				__SCREAMING_SNAKE_CASE     ,				__SCREAMING_SNAKE_CASE   )		->     None:







         """simple docstring"""



         self.vertices.add(edge[0]   )
         self.vertices.add(edge[1]   )
         a__		=			weight




     def 			lowercase__  (							self   )		->     Graph:







         """simple docstring"""



         a__		=			Graph({min(self.vertices   )}     ,				{}   )
         a__		=			42
         a__		=			42
         a__		=			42
         a__		=			42

         while len(subgraph.vertices   ) < len(self.vertices   ):
             a__		=			max(self.edges.values()   ) + 1
             for edge, weight in self.edges.items():
                 if (edge[0] in subgraph.vertices) ^ (edge[1] in subgraph.vertices):
                     if weight < min_weight:
                         a__		=			edge
                         a__		=			weight

             subgraph.add_edge(__SCREAMING_SNAKE_CASE     ,				__SCREAMING_SNAKE_CASE   )

         return subgraph




def     __magic_name__		(					UpperCamelCase     :		str = "p107_network.txt"     )     ->						int:
    a__		=			os.path.abspath(os.path.dirname(UpperCamelCase     )     )
    a__		=			os.path.join(UpperCamelCase							,		UpperCamelCase     )
    a__		=			{}
    a__		=			42
    a__		=			42
    a__		=			42

    with open(UpperCamelCase     ) as f:
        a__		=			f.read().strip().split('\n'     )

    a__		=			[line.split(','     ) for line in data]

    for edgea in range(1							,		len(UpperCamelCase     )     ):
        for edgea in range(UpperCamelCase     ):
            if adjaceny_matrix[edgea][edgea] != "-":
                a__		=			int(adjaceny_matrix[edgea][edgea]     )

    a__		=			Graph(set(range(len(UpperCamelCase     )     )     )							,		UpperCamelCase     )

    a__		=			graph.prims_algorithm()

    a__		=			sum(graph.edges.values()     )
    a__		=			sum(subgraph.edges.values()     )

    return initial_total - optimal_total


if __name__ == "__main__":
    print(F'''{solution() = }''')


