# turn s into a list
# turn s list into a set
# for item in set search = item*2
# string.replace("search", "")
'''
def superReducedString(s):
	sList = list(s)
	newSet = set(sList)
	for i in newSet:
		search = i*2
		s = s.replace(search,"")
		print(s)

	return s
'''

#remove duplicates and run recursively
def superReducedString(s):







	
superReducedString("aa")