How to remove the duplicate values in a list

Question

a = [10,20,30,40,10,20,30,40,30,40,50,60]

how to remove only the duplicate values from this?

Answer 1

a = [10,20,30,40,10,20,30,40,30,40,50,60]

s = set(a)

c = list(s)

print(c)

this will remove the duplicate values from the list.