salary = int(input("Please input your salary: "))

msg = '''

1. iphone6s 5800

2. mac book 9000

3. coffee   32

4. python book 80

5. bicyle   1500

6. exit

'''

cart = []

flag = True

while flag:

    print(msg)

    tmp = int(input("what do you want to buy?"))

    if tmp == 1 and salary >= 5800:

        cart.append("iphone6s")

        salary = salary - 5800

        print("your balance is still has %d" %salary)

    elif tmp == 2 and salary >= 9000:

        cart.append("mac book")

        salary = salary - 9000

        print("your balance is still has %d" %salary)

    elif tmp == 3 and salary >= 32:

        cart.append("coffee")

        salary = salary - 32

        print("your balance is still has %d" %salary)

    elif tmp == 4 and salary >= 80:

        cart.append("python book")

        salary = salary - 80

        print("your balance is still has %d" %salary)

    elif tmp == 5 and salary >= 1500:

        cart.append("bicyle")

        salary = salary - 1500

        print("your balance is still has %d" %salary)

    elif tmp == 6:

        flag = False

    else:

        print("You don't have enough money")

else:

    print("Your shopping cart has", cart)