province_dic = {

        "河北": {

            "石家庄": ["鹿泉", "藁城", "元氏"],

            "邯郸": ["永年", "涉县", "磁县"],

            "唐山": ["唐山1", "唐山2", "唐山3", "唐山4", "唐山5"]

        },

        "河南": {

            "郑州": ["新郑", "新密", "金水区"],

            "安阳": ["安阳县", "滑县", "汤阴县", "滑县", "张家庄"],

            "许昌": ["魏都区","长葛","禹州"],

            "焦作": ["焦作", "焦作", "焦作","焦作","焦作","焦作"],

            "新乡": ["新乡1", "新乡2", "新乡3", "新乡4", "新乡5"],

            "洛阳": ["洛阳1","洛阳2","洛阳3","洛阳4","洛阳5","洛阳6"]

        },

        "山西": {

            "太原": ["太原1", "太原2", "太原3", "太原4", "太原5"],

            "运城": ["运城1", "运城2", "运城3"],

            "阳泉": ["阳泉1", "阳泉2", "阳泉3", "阳泉4"],

            "大同": ["大同1", "大同2", "大同3", "大同4", "大同5", "大同6"]

        },

        "湖南":{

            "长沙": ["长沙1","长沙2","长沙3"],

            "湘潭": ["湘潭1","湘潭2","湘潭3"],

            "岳阳": ["岳阳1","岳阳2","岳阳3","岳阳4"],

            "常宁": ["常宁1","常宁2","常宁3","常宁4","常宁5","常宁6"]

        }

    }

province_list = []

city_list = []

county_list = []

province_tag = True

while province_tag:

    province_list.clear()

    for i in province_dic:

        province_list.append(i)

    num = 0

    print(          '请输入您想查询的省份:')

    while(num<(len(province_list)+1)):

        if(num<len(province_list)):

            print('        %d-->%s' % (num+1,province_list[num]))

        else:

            print('        %d-->%s' % (num+1,'退出'))

        num+=1

    province_num = input()

    if(province_num.isdigit() and int(province_num) in range(1,num+1)):

        if int(province_num) == num:             #退出 选择激活！此时num=5,等于退出

            province_tag = False

            break

        m_province = province_list[int(province_num)-1]

        print('您选择的省份为%s' % m_province)

        city_tag = True

        city_list.clear()

        for i in province_dic.get(m_province):

            city_list.append(i)

    else:

        print('请按照提示输入,谢谢')

        continue

    while city_tag:

        num=0

        print(          '请输入您想查询的市:')

        while(num<(len(city_list)+2)):

            if(num<len(city_list)):

                print('        %d-->%s' % (num+1,city_list[num]))

            elif(num==len(city_list)):

                print('        %d-->%s' % (num+1,'返回上一级'))

            else:

                print('        %d-->%s' % (num+1,'退出'))

            num+=1

        city_num = input()

        if(city_num.isdigit() and int(city_num) in range(1,num+1)):

            if(int(city_num)==num-1):

                break

            if(int(city_num)==num):

                province_tag=False

                break

            m_city = city_list[int(city_num)-1]

            print('您选择的市为%s' % m_city)

            county_list.clear()

            for i in (province_dic.get(m_province)).get(m_city):

                county_list.append(i)

        else:

            print('请按照提示输入,谢谢')

            continue

        while city_tag:

            num=0

            print(          '请输入您想查询的县(区):')

            while(num<(len(county_list)+2)):

                if(num<len(county_list)):

                    print('        %d-->%s' % (num+1,county_list[num]))

                elif(num==len(county_list)):

                    print('        %d-->%s' % (num+1,'返回上一级'))

                else:

                    print('        %d-->%s' % (num+1,'退出'))

                num+=1

            county_num = input()

            if(county_num.isdigit() and int(county_num) in range(1,num+1)):

                if(int(county_num)==num-1):

                    break

                if(int(county_num)==num):

                    city_tag=False

                    province_tag=False

                    break

                m_county = county_list[int(county_num)-1]

                print('您选择的县(区)为%s' % m_county)

                temp_num = input('''

                1-->重新选择

                2-->返回上级

                3-->重新开始

                4-->退出

                ''')

                if(temp_num.isdigit() and int(temp_num) in range(1,5)):

                    if(temp_num==''):

                        continue

                    if(temp_num==''):

                        break

                    if(temp_num==''):

                        city_tag=False

                        break

                    if(temp_num==''):

                        city_tag=False

                        province_tag=False

                        break

                else:

                    print('请按照提示输入,谢谢')

                    continue

            else:

                print('请按照提示输入,谢谢')

                continue

# tag = True

# while tag:

#     for shengming in province_dic:

#         print(shengming)

#     shengming = input("哪个省:(q退出！)")

#     if shengming.strip() in province_dic:

#         while tag:

#             for chengshiming in province_dic[shengming.strip()]:

#                 print(chengshiming)

#             chengshiming = input("哪个城市：（q退出！b返回）")

#             if chengshiming.strip() in province_dic[shengming.strip()]:

#                 while tag:

#                     for quming in province_dic[shengming.strip()][chengshiming.strip()]:

#                         print(quming)

#                     quming = input("q退出！b返回！")

#                     if quming.strip() == 'q':

#                         tag = False

#                     elif quming.strip() == "b":

#                         break

#             elif chengshiming.strip() == "q":

#                 tag = False

#             elif chengshiming.strip() == 'b':

#                 break

#     elif shengming.strip() == "q":

#         tag = False

#     print("你已退出本系统，假期愉快！")

# current_layers = province_dic

# layers = [province_dic]

#

# while True:

#     for i in current_layers:

#         print(i)

#     choice = input(">>: ").strip()

#     if choice in current_layers:

#         layers.append(current_layers)

#         current_layers = current_layers[choice]

#     elif choice.upper() == "B":

#         current_layers = layers[-1]

#         layers.pop()