# if order of characters is important string=input('enter string:') new='' for i in string: if i not in new: new+=i print(new) # if order of characters is not important s=set() for i in string: s.add(i) lis='' for i in s: lis+=i print(lis)
# if order of characters is important string=input('enter string:') new='' for i in string: if i not in new: new+=i print(new) # if order of characters is not important s=set() for i in string: s.add(i) lis='' for i in s: lis+=i print(lis)