class Solution:
def removeElement(self, nums: List[int], val: int) -> int:
i = len(nums)-1
while i >= 0:
if nums[i] == val:
nums.pop(i)
i -= 1
return len(nums)
27,移除元素
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转载自blog.csdn.net/weixin_42758299/article/details/88630801
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