13 lines
303 B
Python
13 lines
303 B
Python
|
class Solution:
|
||
|
|
def reverseString(self, s: List[str]) -> None:
|
||
|
|
"""
|
||
|
|
Do not return anything, modify s in-place instead.
|
||
|
|
"""
|
||
|
|
i = 0
|
||
|
|
j = len(s) - 1
|
||
|
|
|
||
|
|
while i < j:
|
||
|
|
s[i], s[j] = s[j], s[i]
|
||
|
|
i += 1
|
||
|
|
j -= 1
|
||
|
|
|