a = 'hello' print(a) for i in a: print(i) s = 'this is a string hello' ls = s.split() print(ls) for i in ls: print(i) tup = ('LiLi', 'Jack', 21); print(t) for i in t: print(i) names = ['boy','man','women'] score = [12,35,44] d = dict(zip(names,score)) print(d) for i in d: print(i) s = d.keys() print(s) for i in s: print(i)