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play with bits

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bt3gl 2023-07-29 20:18:30 -07:00 • committed by GitHub
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bit_manipulation/sum_with_bitwise.py Normal file
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def get_sum(self, a: int, b: int) -> int:
if a == -b:
return 0
if abs(a) > abs(b):
a, b = b, a
if a < 0:
return - get_sum(-a, -b)
while b:
c = a & b
a, b = a ^ b, c << 1
return a