






'''simple docstring'''





from collections import namedtuple

lowerCamelCase_		  =						namedtuple("""from_to""", """from_ to""")

lowerCamelCase_		  =						{
    'atm': from_to(1, 1),
    'pascal': from_to(0.0000098, 1_0_1_3_2_5),
    'bar': from_to(0.986923, 1.01325),
    'kilopascal': from_to(0.00986923, 101.325),
    'megapascal': from_to(9.86923, 0.101325),
    'psi': from_to(0.068046, 14.6959),
    'inHg': from_to(0.0334211, 29.9213),
    'torr': from_to(0.00131579, 7_6_0),
}
def   lowerCamelCase      (		a_				,		a_				,		a_			)			->    str:
							if from_type not in PRESSURE_CONVERSION:
														raise ValueError(
														    F'''Invalid \'from_type\' value: {from_type!r}  Supported values are:\n'''
														    + ', '.join(UpperCamelCase__			)			)
							if to_type not in PRESSURE_CONVERSION:
														raise ValueError(
														    F'''Invalid \'to_type\' value: {to_type!r}.  Supported values are:\n'''
														    + ', '.join(UpperCamelCase__			)			)
							return (
							    value * PRESSURE_CONVERSION[from_type].from_ * PRESSURE_CONVERSION[to_type].to
							)


if __name__ == "__main__":
		import doctest

		doctest.testmod()











def   lowerCamelCase      (		a_ = 4_000_000			)			->    int:

							if n <= 1:
														return 0
							lowerCAmelCase_       		=  0
							lowerCAmelCase_       		=  2
							lowerCAmelCase_       		=  0
							while 4 * b + a <= n:
														lowerCAmelCase_		,     lowerCAmelCase_       		=  b, 4 * b + a
														count += a
							return count + b


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



