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17 lines
333 B
Python
17 lines
333 B
Python
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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# author: bt3gl
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def intersect(nums1: list[int], nums2: list[int]) -> list[int]:
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result = []
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set_nums = set(nums1) & set(nums2)
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counter = Counter(nums1) & Counter(nums2)
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for n in set_nums:
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result.extend([n] * counter[n])
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return result
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