#array 两数之和 #思路： #用target-nums=new #检测new中元素是否在nums中 class Solution: def twoSum(self, nums, target): """ :type nums: List[int] :type target: int :rtype: List[int] """ new=[target-i for i in nums] mset=set(nums) for i,num in enumerate(new): if num in mset and i!=nums.index(num): return i,nums.inde
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