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Commit 28cc996

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feat: [LeetCode #2215] Find The Difference Of Two Arrays (#7)
Тип: HashMap / Set Сложность: easy Временная сложность: O(N + M) Пространственная сложность: O(N + M) - Ссылка: https://leetcode.com/problems/find-the-difference-of-two-arrays/ 
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‎src/hashmap_set/__init__.py

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‎src/hashmap_set/find_the_difference_of_two_arrays/__init__.py

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from typing import List
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class Solution:
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def findDifference(self, nums1: List[int], nums2: List[int]) -> List[List[int]]:
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set1 = set(nums1)
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set2 = set(nums2)
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ans1 = set(num for num in nums1 if num not in set2)
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ans2 = set(num for num in nums2 if num not in set1)
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return [list(ans1), list(ans2)]
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import pytest
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from src.hashmap_set.find_the_difference_of_two_arrays.solution import Solution
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@pytest.mark.parametrize(
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"nums1, nums2, expected",
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[([1, 2, 3], [2, 4, 6], [[1, 3], [4, 6]]), ([1, 2, 3, 3], [1, 1, 2, 2], [[3], []])],
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)
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def test_find_the_difference_of_two_arrays(nums1, nums2, expected):
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solution = Solution()
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assert solution.findDifference(nums1, nums2) == expected

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