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Python:实现最大abs 绝对值算法(附完整源码)


Python:实现最大abs 绝对值算法

from __future__ import annotations
def abs_max(x: list[int]) -> int:

if len(x) == 0:
raise ValueError("abs_max() arg is an empty sequence")
j = x[0]
for i in x:
if abs(i) > abs(j):
j = i
return j


def abs_max_sort(x: list[int]) -> int:

if len(x) == 0:
raise ValueError("abs_max_sort() arg is an empty sequence")
return sorted(x, key=abs)[-1]


def main():
a = [1, 2, -11]
assert abs_max(a) == -11
assert abs_max_sort(a) == -11


if __name__ == "__main__":
import doctest

doctest.testmod(verbose=True)
main()


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