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18 lines
340 B
Python
18 lines
340 B
Python
def get_sum(self, a: int, b: int) -> int:
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if a == -b:
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return 0
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if abs(a) > abs(b):
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a, b = b, a
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if a < 0:
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return - get_sum(-a, -b)
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while b:
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c = a & b
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a, b = a ^ b, c << 1
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return a
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