1 l = (1, 2, 3, "four") 2 print len(l) 3 print l[0] 4 print l[1] 5 print l[2] 6 print l[3] 7 print l[-1] 8 print l[-2] 9 print l[-3] 10 print l[-4] 11 print l 12 13 l = [1, 2, 3, "four"] 14 t = tuple(l) 15 print t