sum=0
gouwuche=""
shuliang=0
shuiguo={"芒果":6,"橙子":12,"梨":20}
lingshi={"薯片":100,"饮料":80,"面包":23}
userku=""
psdku=""
nameku={}
sexku={}
jifen="0"
vip=""
a=input("请输入”1”创建账号:")
if a=="1":
nameku=input("请输入姓名：")
sexku=input("请输入性别：")
userku=input("请输入账号：")
psdku=input("请输入密码：")
print("注册成功,请登入账号")
while True:
user=input("请输入账号：")
psd=input("请输入密码：")
if user==userku and psd==psdku:
print("欢迎尊敬的"+nameku+"进入商店")
print("个人信息：")
print("普通会员")
print("姓名："+nameku)
print("性别："+sexku)
while True:
a=input("输入商品类型：“水果”或“零食”,输入”BUY“结算：")
if a == "包点":
print("1. 芒果 3元")
print("2. 橙子 6元")
print("3. 梨10元")
while True:
a=input("输入编号购买商品，输入“B”返回类型选择：")
if a=="1":
geshu=int(input("输入购买个数："))
gouwuche+="芒果"
gouwuche+="*"
gouwuche+=str(geshu)
gouwuche+=" "
sum+=int(shuiguo["芒果"])*geshu
shuliang1=str(geshu)
print("加入购物车成功")
elif a=="2":
geshu=int(input("输入购买个数："))
gouwuche+="橙子"
gouwuche+="*"
gouwuche+=str(geshu)
gouwuche+=" "
sum+=int(shuiguo"橙子"])*geshu
shuliang2=str(geshu)
print("加入购物车成功")
elif a=="3":
geshu=int(input("输入购买个数："))
gouwuche+="梨"
gouwuche+="*"
gouwuche+=str(geshu)
gouwuche+=" "
sum+=int(水果["梨"])*geshu
print("加入购物车成功")
else:
break
if a == "零食":
print("1. 薯片 8元")
print("2. 饮料 6元")
print("3. 面包 15元")
while True:
a=input("输入编号购买商品，输入“B”返回类型选择：")
if a=="1":
geshu=int(input("输入购买个数："))
gouwuche+="薯片"
gouwuche+="*"
gouwuche+=str(geshu)
gouwuche+=" "
sum+=int(lingshi["薯片"])*geshu
shuliang1=str(geshu)
print("加入购物车成功")
elif a=="2":
geshu=int(input("输入购买个数："))
gouwuche+="饮料"
gouwuche+="*"
gouwuche+=str(geshu)
gouwuche+=" "
sum+=int(lingshi["饮料"])*geshu
shuliang2=str(geshu)
print("加入购物车成功")
elif a=="3":
geshu=int(input("输入购买个数："))
gouwuche+="面包"
gouwuche+="*"
gouwuche+=str(geshu)
gouwuche+=" "
sum+=int(lingshi["面包 "])*geshu
print("加入购物车成功")
else:
break
elif a=="BUY":
jifen=str(sum/2)
print("您购买的商品有：")
print(gouwuche)
print("您共有"+jifen+"积分")
print(str(sum)+"元")
if float(jifen)>=0.0 and float(jifen)<=50.0:
vip="普通会员"
if float(jifen)>50.0 and float(jifen)<=150.0:
vip="高级会员"
elif float(jifen)>150.0 and float(jifen)<=200.0:
vip="银钻会员"
elif float(jifen)>200.0:
vip="金钻会员"
aa=input("输入“2”查看个人信息：")
if aa=="2":
print("个人信息：")
print(vip)
print("姓名："+nameku)
print("性别："+sexku)
else:
print("输入错误")
else:
print("输入账号或密码有误，请重新输入")
原文地址：https://www.cnblogs.com/rj112233/p/10938214.html