题解 | #首都#
首都
https://www.nowcoder.com/practice/03a5031ed7ad4a7db897fd9ed982ea57
cities_dict={'Beijing': {'Capital': 'China'},'Moscow': {'Capital': 'Russia'},'Paris': {'Capital': 'France'}}
for x in sorted(cities_dict):
y=cities_dict[x].get('Capital')
print(f'{x} is the capital of {y}!')
字典里键-值对的值是字典#字典方法：字典.get（键）
