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Update sqrt_x.py

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marina 2023-08-07 21:49:19 -07:00 committed by GitHub
parent 855ecff683
commit e63cfe856f
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1 changed files with 5 additions and 5 deletions
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searching/sqrt_x.py
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@ -12,16 +12,16 @@ def sqrt(x) -> int:
while left <= right: while left <= right:
pivot = left + (right - left) // 2 mid = (right + left) // 2
num = pivot * pivot num = mid * mid
if num > x: if num > x:
right = pivot - 1 right = mid - 1
elif num < x: elif num < x:
left = pivot + 1 left = mid + 1
else: else:
return pivot return mid
return right return right