题解 | #首都#
首都
https://www.nowcoder.com/practice/03a5031ed7ad4a7db897fd9ed982ea57
cities_dict = {'Beijing': {'Capital': 'China'}, 'Moscow': {'Capital': 'Russia'}, 'Paris': {'Capital': 'France'}}
for key in sorted(cities_dict):
print(f'{key} is the capital of {cities_dict[key]["Capital"]}!')
sorted(dict)得到的就是dict的key值组成的列表
