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综合编程题:模拟京东购物车 1、首先创建商品仓库二维数组GOODS,存储商品的编号、名称、单价,库存量。 如2020001 牙膏 15 100 2020002 毛巾 12 150 。。。模拟输入20种商品 2、模拟购物功能: 扫描条码,因为没有扫描器,我们只能手工输入。。。 商品编号: 如输入2020001 货物名称和单价自动显示 之后输入 购买数量:如2 如此循环输入下一个商品。。。 最后显示如下信息: 本次购物信息如下: 商品编号 名称 数量 单价 总价 2020001 牙膏 2 15 30 2020002 毛巾 3 12 36 2020010 牙刷 5 5 25 合计:91元 3、要求 1)商品仓库可以进行管理:增加,修改,删除,查询,该项功能如何设计,自行创新。 2)购物时,要检验库存量是否满足购物,购物结束要及时修改对应商品的库存数量;购物如何结束 每位同学自己创新方法。
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【简答题】I still clearly remember that day. I was on the side of the road for almost four hours with my big Jeep. I put signs in the windows that said, “NEED A JACK(千斤顶). ” Right as I was about to give up, a t...
【简答题】根据课文原文,填入所缺内容。 1.The most energetic and important festivals are the ones that _____the end of winter and to the coming of spring. 2. Something terrible _________if Li Chang was not coming to eat in hi...
【判断题】He produced about as dozen fist-sized rocks and carefully placed them, one at a time, into the Mason jar.A. √ B. ╳
A.
正确
B.
错误
【单选题】Few people know that Mr. Potato Head was almost little more than a forgotten cereal premium. But history has a way of being kind to the classics. And George Lerner was about to make history! During th...
A.
It was widely accepted as soon as it was made.
B.
It was sold to a toy company and it was sold well.
C.
It was planned to give away to customers by a cereal company as a gift.
D.
Its patent was sold at the price of $7,000 dollars.
【简答题】蒸馏法的蒸馏方式有 、 和 等。
【简答题】I still clearly remember that day. I was on the side of the road for close to four hours with my big Jeep. I put signs in the windows that said, “NEED A JACK（千斤顶）”. Right as I was about to give up, a ...
【简答题】蒸馏法的蒸馏方式有( )、( )和( )等。
【简答题】蒸馏法的蒸馏方式有 、 、 等。
【单选题】有一组单丝和单缝组件,单丝1的直径是单丝2的2倍,单缝1的宽度与单丝2的直径相同。这个组件可以放置在光具座上,通过光路观察它们的衍射效果,且由传感器可以测出衍射条纹宽度。 如果你想观测并比较单丝和单缝衍射现象的异同,你会用组件中的哪一个或一组元件测试?
A.
只需用其中任何一个元件
B.
需用全部三个元件
C.
单丝1和单丝2
D.
单丝2和单缝1
E.
单丝1和单缝1
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