Python 3.8.8 (default, Apr 13 2021, 15:08:03) [MSC v.1916 64 bit (AMD64)] on win32
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>>> E={0,1,2,3,4}
>>> N={4,5,6,8,2}
>>> E.union(N)
{0, 1, 2, 3, 4, 5, 6, 8}
>>> E.difference(N)
{0, 1, 3}
>>> E.intersection(N)
{2, 4}
>>> E.symmetric_difference(N)
{0, 1, 3, 5, 6, 8}
>>> 