282 B
282 B
title, tags
| title | tags |
|---|---|
| union | list,beginner |
Returns every element that exists in any of the two lists once.
Create a set with all values of a and b and convert to a list.
def union(a,b):
return list(set(a + b))
union([1, 2, 3], [4, 3, 2]) # [1,2,3,4]