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Update 0031.下一个排列.md

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fixed bug in python solution and display issues
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Caesar-Wei
2022-07-28 22:55:05 -04:00
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parent b2df4ad5e5
commit 28aef25b61
1 changed files with 9 additions and 9 deletions
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problems/0031.下一个排列.md
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@ -136,10 +136,10 @@ class Solution:
>另一种思路 >另一种思路
```python ```python
class Solution: class Solution:
''' '''
抛砖引玉：因题目要求“必须原地修改，只允许使用额外常数空间”，python内置sorted函数以及数组切片+sort()无法使用。 抛砖引玉：因题目要求“必须原地修改，只允许使用额外常数空间”，python内置sorted函数以及数组切片+sort()无法使用。
故选择另一种算法暂且提供一种python思路 故选择另一种算法暂且提供一种python思路
''' '''
def nextPermutation(self, nums: List[int]) -> None: def nextPermutation(self, nums: List[int]) -> None:
""" """
Do not return anything, modify nums in-place instead. Do not return anything, modify nums in-place instead.
@ -153,9 +153,9 @@ class Solution:
break break
self.reverse(nums, i, length-1) self.reverse(nums, i, length-1)
break break
else: if n == 1:
# 若正常结束循环，则对原数组直接翻转 # 若正常结束循环，则对原数组直接翻转
self.reverse(nums, 0, length-1) self.reverse(nums, 0, length-1)
def reverse(self, nums: List[int], low: int, high: int) -> None: def reverse(self, nums: List[int], low: int, high: int) -> None:
while low < high: while low < high:
@ -164,7 +164,7 @@ class Solution:
high -= 1 high -= 1
``` ```
>上一版本简化版 >上一版本简化版
'''python ```python
class Solution(object): class Solution(object):
def nextPermutation(self, nums: List[int]) -> None: def nextPermutation(self, nums: List[int]) -> None:
n = len(nums) n = len(nums)
@ -185,7 +185,7 @@ class Solution(object):
end -= 1 end -= 1
return nums return nums
''' ```
## Go ## Go