"""simple docstring"""

from itertools import combinations, product


def    lowerCAmelCase			(__UpperCamelCase							:    int							,					__UpperCamelCase							:    int							,					__UpperCamelCase							:    int							,					__UpperCamelCase							:    int			):
							"""simple docstring"""


							if xa == ya == 0 or xa == ya == 0:
														return False
							__UpperCamelCase							=xa * xa + ya * ya
							__UpperCamelCase							=xa * xa + ya * ya
							__UpperCamelCase							=(xa - xa) * (xa - xa) + (ya - ya) * (ya - ya)
							return (
							    a_square + b_square == c_square
							    or a_square + c_square == b_square
							    or b_square + c_square == a_square
							)


def    lowerCAmelCase			(__UpperCamelCase							:    int = 5_0			):
							"""simple docstring"""


							return sum(
							    1
							    for pta, pta in combinations(product(range(limit + 1			)							,					repeat=2			)							,					2			)
							    if is_right(*__UpperCamelCase							,					*__UpperCamelCase			)			)


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




"""simple docstring"""

def    lowerCAmelCase			(__UpperCamelCase							:    list							,					__UpperCamelCase							:    int			):
							"""simple docstring"""


							for index, item in enumerate(__UpperCamelCase			):
														if item == target:
																					return index
							return -1


def    lowerCAmelCase			(__UpperCamelCase							:    list							,					__UpperCamelCase							:    int							,					__UpperCamelCase							:    int							,					__UpperCamelCase							:    int			):
							"""simple docstring"""


							if not (0 <= high < len(__UpperCamelCase			) and 0 <= low < len(__UpperCamelCase			)):
														raise Exception('''Invalid upper or lower bound!'''			)
							if high < low:
														return -1
							if sequence[low] == target:
														return low
							if sequence[high] == target:
														return high
							return rec_linear_search(__UpperCamelCase							,					low + 1							,					high - 1							,					__UpperCamelCase			)


if __name__ == "__main__":
				__lowercase    =				input('''Enter numbers separated by comma:\n''').strip()
				__lowercase    =				[int(item.strip()) for item in user_input.split(''',''')]

				__lowercase    =				int(input('''Enter a single number to be found in the list:\n''').strip())
				__lowercase    =				linear_search(sequence, target)
				if result != -1:
								print(f'''linear_search({sequence}, {target}) = {result}''')
				else:
								print(f'''{target} was not found in {sequence}''')



