Define a class goods, including goods, goods name, commodity prices three data members and more than two constructors, access to information class methods, modify the price, the method of print data method, and in a subclass of food, a toy subclass,

shop\~WRL1084.tmp
....\Shangpin.class
....\Shangpin.java
....\提高题（2）（G计算机141 2014150245 潘安琴）.doc
shop

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