8 lines
223 B
Python
8 lines
223 B
Python
class Solution:
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def reverseString(self, s: List[str]) -> None:
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"""
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Do not return anything, modify s in-place instead.
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"""
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for i in range(len(s)//2):
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s[i],s[-i-1]=s[-i-1],s[i]
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