floats_set = {1.5, 2.5, 3.5, 10.45, 3.5, 17.475, 15.89}
books_set = {"Python", "PHP", "Java", "Scala", "Java"}
floats_set.clear()
books_set.clear()
print ("สมาชิกภายในเซต floats_set =", floats_set)
print ("สมาชิกภายในเซต books_set =", books_set)