销售管理系统

某公司有四个销售员（编号：1-4），负责销售五种产品（编号：1-5）。每个销售员都将当天出售的每种产品各写一张便条交上来。每张便条包含内容：

1）销售员的代号 2）产品的代号

3）这种产品的当天的销售额

每位销售员每天可能上缴0-5张便条。假设，收集到了上个月的所有便条，编写一个处理系统，读取上个月的销售情况（自己设定），进行如下处理。

1）计算上个月每个人每种产品的销售额。

2）按销售额对销售员进行排序，输出排序结果（销售员代号）

3）统计每种产品的总销售额，对这些产品按从高到底的顺序，输出排序结果（需输出产品的代号和销售额）

4）输出统计报表

销售统计报表

产品代号 销售之和

销售员代号 1 2 3 4 5

1

2

3

4

每种产品之和 总和

-Sales Management System

A company has four salespeople (number: 1-4), responsible for sales five products (Code: 1-5). Each salesperson will sell each product each day, write a note to pay up. Each note contains content:

1) Seller s Code 2) Product Code

Sales day 3) of this product

Each salesperson may be turned over every 0-5 Zhang notes. Suppose, to collect all the notes last month, write a treatment system, read last month s sales (own setting), the following processing.

1) calculated each month of sales each product.

2) in terms of sales for sales staff to sort, sort results output (sales code)

3) Total sales statistics for each product, these products according to the order　high in the end, output sequencing results (desired output and sales of the product code)

4) output statistics

         　Sales statistics

                                   　Sales of the product code and

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