1. Describe the supermarket Suppermacket class, recording system existing in the commodities (pointer), Append increase commodity functions are defined, Delete function to Delete, Query, Query goods function and display the Query results,

Class 2. Definition of commodity Goods with Name of commodity Name, commodity Price, Price, quantity number properties, such as operating Sale (sell Goods, balance is insufficient to give prompt), Add (commodity shelf operation) and ShowMe (display product information),

3. Write the main function, all the requirements of the above functional testing, finished goods increase, delete, and query the goods and merchandise sales and the operation of the goods shelves,

4. Members can use the object to do this,

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