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Create intersection_two_arrays.py

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bt3gl 2023-07-30 15:38:07 -07:00 committed by GitHub
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def intersect(nums1: list[int], nums2: list[int]) -> list[int]:
result = []
set_nums = set(nums1) & set(nums2)
counter = Counter(nums1) & Counter(nums2)
for n in set_nums:
result.extend([n]*counter[n])
return result