class Solution:
def containsDuplicate(self, nums):
"""
:type nums: List[int]
:rtype: bool
"""
# 巧妙利用元组的特性
return len(nums) != len(set(nums))
leetcode 217. Contains Duplicate (存在重复元素) python3 最简代码
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转载自blog.csdn.net/huhehaotechangsha/article/details/80533167
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