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30-seconds-of-code/snippets/union.md
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2020-01-03 13:06:54 +02:00

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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]