小练习

小练习

1.想办法打印出jason

l1 = [11, 22, 'kevin', ['tony', 'jerry', [123, 456, 'jason']]]

    l2 = l1[3]  # l2 = ['tony', 'jerry', [123, 456, 'jason']]
    l3 = l2[2]  # l3 = [123, 456, 'jason']
    print(l3[2])

2.想办法打印出大宝贝

d1 = {'name': 'jason', 'others': {'a1': 'heiheihei', 'a2': {'k1': 'hahaha', 'k2': 'hehehe', 'k3': '大宝贝'}}}

    d2 = d1['others']  # d2 = {'a1': 'heiheihei','a2': {'k1': 'hahaha','k2': 'hehehe','k3': '大宝贝'}}
    d3 = d2['a2']  # d3 = {'k1': 'hahaha','k2': 'hehehe','k3': '大宝贝'}
    print(d3['k3'])

3.想办法打印出run

data = {'username': 'jason', 'hobby': [11, 22, {'height': 183, 'hobby': ['read', 'run', 'music']}]}

    data1 = data['hobby']  # data1 = [11, 22, {'height': 183,'hobby': ['read' 'run','music']}]
    data2 = data1[2]  # data2 = {'height': 183,'hobby': ['read' 'run','music']}
    data3 = data2['hobby']  # data3 = ['read' 'run','music']
    print(data3[1])