谁买了什么

• 作 者: 陈书凯
• 出 处: 生命与灾害
• 发表日期: 2011年11期
• 关键词: 照相机 块表 顺序 一本 一层 去了 楼层

A、B、C、D四个朋友到某商厦购物。他们分别买了一块表、一本书、一双鞋和一架照相机。这四样商品分别在一至四层购买,当然,上述四样商品的排列顺序不一定就是它们所在楼层的排列顺序,也不一定等同于买主被提及的顺序。如何根据以下线索,确定谁在哪一层购买了哪样商品:A去了一层;表在四层出售;C在二层购物;B买了一本书;A没有买照相机。

A, B, C, D four friends to a mall shopping. They bought a watch, a book, a pair of shoes and a camera respectively. The four commodities are purchased on the first to fourth floors respectively. Of course, the above four commodities are not necessarily arranged in the order in which they are located, nor in the order in which the buyers are mentioned. How to determine who bought the goods at which floor according to the following cues: A went to the first floor; the table was sold on the fourth floor; C was on the second floor; B bought a book; A did not buy the camera.