----------简单购物车小程序----------

goods = [
    {"name": "电脑", "price": 1999},
    {"name": "鼠标", "price": 10},
    {"name": "游艇", "price": 20},
    {"name": "美女", "price": 998},
]

a = 0
count = 1
dic = {}
li = []
c = 0
sum = 0
s = int(input("请输入你的资产:"))
while count < 5:
    print("%s  %s  %s" % (count,goods[a]["name"],goods[a]["price"]))
    dic[count] = goods[a]
    count += 1
    a += 1
while 1:
    s1 = input("请你选择要加入购物车的商品(按Q结束选购进行付款):")
    if s1.upper() == "Q":
            break
    elif int(s1) > int(4):
        print("输入有误，请重新输入")
    else:
        li.append(dic[int(s1)]["price"])
        print("%s" % (dic[int(s1)]["price"]))
    c += 1
if int(li[0]) + int(li[c - 1]) > int(s):
    print("帐户余额不足")
else:
    print("购买成功!")