组合数据类型练习

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)