车牌区域划分，给出以下车牌，根据车牌信息，分析出各省的车牌持有量

时间：2020-03-28 17:37:53 阅读：232 评论：0 收藏：0 [点我收藏+]

cars = [‘鲁A32444‘,‘鲁B12333‘,‘京B8989M‘,‘黑C49678‘,‘黑C46555‘,‘沪 B25041‘]

locals = {‘沪‘:‘上海‘,‘黑‘:‘黑龙江‘,‘鲁‘:‘山东‘,‘鄂‘:‘湖北‘,‘湘‘:‘湖南‘,‘京‘:‘北京‘}

dic = {}

for key,value in locals.items():

count = 0

for i in cars:

if key == i[0]:

count += 1

if count > 0:

dic[value] = count

print(dic)

#第二种

dic = {}

for i in cars:

if locals[i[0]] not in dic:

dic[locals[i[0]]] = 1

else:

dic[locals[i[0]]] = dic[locals[i[0]]] +1

print(dic)

#第三种

dic = {}

for i in cars:

dic[locals[i[0]]] = dic.get(locals[i[0]],0) + 1

print(dic)

原文地址：https://www.cnblogs.com/hemage/p/12588122.html

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