



"""simple docstring"""


from __future__ import annotations

from math import pi

# Define the Reduced Planck Constant ℏ (H bar), speed of light C, value of
# Pi and the function
__A      :							List[Any]   =      1.0_5_4_5_7_1_8_1_7e-3_4  # unit of ℏ : J * s

__A      :							List[str]   =      3e8  # unit of c : m * s^-1







def        lowercase		(					_SCREAMING_SNAKE_CASE      :  List[str]    ,   _SCREAMING_SNAKE_CASE      :  Union[str, Any]    ,   _SCREAMING_SNAKE_CASE      :  List[str] ):






				'''simple docstring'''



				if (force, area, distance).count(0 ) != 1:
								raise ValueError('''One and only one argument must be 0''' )
				if force < 0:
								raise ValueError('''Magnitude of force can not be negative''' )
				if distance < 0:
								raise ValueError('''Distance can not be negative''' )
				if area < 0:
								raise ValueError('''Area can not be negative''' )
				if force == 0:
								_UpperCAmelCase							=			(REDUCED_PLANCK_CONSTANT * SPEED_OF_LIGHT * pi**2 * area) / (
								    240 * (distance) ** 4
								)
								return {"force": force}
				elif area == 0:
								_UpperCAmelCase							=			(240 * force * (distance) ** 4) / (
								    REDUCED_PLANCK_CONSTANT * SPEED_OF_LIGHT * pi**2
								)
								return {"area": area}
				elif distance == 0:
								_UpperCAmelCase							=			(
								    (REDUCED_PLANCK_CONSTANT * SPEED_OF_LIGHT * pi**2 * area) / (240 * force)
								) ** (1 / 4)
								return {"distance": distance}
				raise ValueError('''One and only one argument must be 0''' )


# Run doctest
if __name__ == "__main__":
					import doctest

					doctest.testmod()








from collections import defaultdict

from graphs.minimum_spanning_tree_prims import prisms_algorithm as mst





def      __snake_case	(			):
    __a       ,   __a						       =				9, 14  # noqa: F841
    __a						       =				[
        [0, 1, 4],
        [0, 7, 8],
        [1, 2, 8],
        [7, 8, 7],
        [7, 6, 1],
        [2, 8, 2],
        [8, 6, 6],
        [2, 3, 7],
        [2, 5, 4],
        [6, 5, 2],
        [3, 5, 14],
        [3, 4, 9],
        [5, 4, 10],
        [1, 7, 11],
    ]

    __a						       =				defaultdict(_UpperCAmelCase				)
    for nodea, nodea, cost in edges:
        adjancency[nodea].append([nodea, cost]				)
        adjancency[nodea].append([nodea, cost]				)

    __a						       =				mst(_UpperCAmelCase				)

    __a						       =				[
        [7, 6, 1],
        [2, 8, 2],
        [6, 5, 2],
        [0, 1, 4],
        [2, 5, 4],
        [2, 3, 7],
        [0, 7, 8],
        [3, 4, 9],
    ]

    for answer in expected:
        __a						       =				tuple(answer[:2]				)
        __a						       =				tuple(edge[::-1]				)
        assert edge in result or reverse in result





