lst = [20, 21, 20, 21, 25, 50, 55, 58]
st = set(lst)
print(st)

1e053c4ae1c1eed6fc18117d72d6f5cd342bf97f
<mask token>

<mask token>
print(st)

lst = [20, 21, 20, 21, 25, 50, 55, 58]
st = set(lst)
print(st)
