Shared Values
Sometimes you need to quickly find what two datasets have in common, such as products available in two warehouses. Given two arrays a and b, return their intersection: the unique values that appear in both arrays. The result should be sorted in ascending order.
Примеры
Ввод
[1, 2, 2, 1], [2, 2]Вывод
[2]Ввод
[4, 9, 5], [9, 4, 9, 8, 4]Вывод
[4, 9]Ввод
[1, 2, 3], [4, 5, 6]Вывод
[]Нужно реализовать
def intersection(a, b):
Теги
arraysethashmap
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1
Input
[1,2,2,1], [2,2]Expected
[2]2
Input
[4,9,5], [9,4,9,8,4]Expected
[4,9]3
Input
[1,2,3], [4,5,6]Expected
[]4
Input
[], [1,2]Expected
[]5
Input
[3,1,2], [2,3,1]Expected
[1,2,3]6
Input
[2,2,1,1], [2,2,2,2]Expected
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