Write a Python program to remove duplicates from a list.

Q. Write a Python program to remove duplicates from a list.

a = [10, 20, 30, 20, 10, 50, 60, 40, 80, 50, 40]

Answer =

 

a = [10, 20, 30, 20, 10, 50, 60, 40, 80, 50, 40]
dup_items = set ()
uniq_items = []
for x in a :
    if x not in dup_items :
        uniq_items.append (x)
        dup_items.add (x)
print (dup_items)