Sales Program

Question

Good day guys,please i need a help on this program.

 

A company has four sales people[1,2,3,4] whose sell five different products[1-5] once a day,each sales person passes

in a slip for each type of product sold.Each slip contains the following; the sales person number,the product number,the total value of that product 

sold that day.

           Assuming that the information of all the slip for last month are available.Write an application that we need all these input for last month sales

and summarize the total sales by each sale's person and by product.

NOTE: All total should be stored in a two dimensional array after processing all the information for last month display result in tabular format, with each

column representing sale's person and each row representing a product.THANKS ALOT