题解 | 两个数组的交集

#
# 代码中的类名、方法名、参数名已经指定，请勿修改，直接返回方法规定的值即可
#
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# @param nums1 int整型一维数组 
# @param nums2 int整型一维数组 
# @return int整型一维数组
#
class Solution:
    def intersection(self , nums1: List[int], nums2: List[int]) -> List[int]:
        # write code here
        nums1_set = set(nums1)
        nums2_set = set(nums2)
        num1 = list(nums1_set)
        num2 = list(nums2_set)
        num1_sort = sorted(num1)
        num2_sort = sorted(num2)
        result = []
        for i in range(len(num1)):
            if num1_sort[i] in num2_sort:
                result.append(num1_sort[i])
        return result