八、简单的职工管理系统 1.问题描述 　　对单位的职工进行管理，包括插入、删除、查找、排序等功能。 2.要求 　　职工对象包括姓名、性别、出生年月、工作年月、学历、职务、住址、电话等信息。 （1）新增一名职工：将新增职工对象按姓名以字典方式职工管理文件中。 （2）删除一名职工：从职工管理文件中删除一名职工对象。 （3）查询：从职工管理文件中查询符合某些条件的职工。 （4）修改：检索某个职工对象，对其某些属性进行修改。 （5）排序：按某种需要对职工对象文件进行排序。 3.实现提示 　　职工对象数不必很多，便于一次读入内存，所有操作不经过内外存交换。 （1）由键盘输入职工对象，以文件方式保存。程序执行时先将文件读入内存。 （2）对职工对象中的"姓名"按字典顺序进行排序。 （3）对排序后的职工对象进行增、删、查询、修改、排序等操作。 4.选做内容 　　将职工对象按散列法存储，并设计解决冲突的方法。在此基础上实现增、删、查询、修改、排序等操作-Eight simple staff management system 1. Descr iption of the problem on the unit s staff management, including insert, delete, search, sorting and other functions. (2) requires workers object including name, gender, date of birth, years of work, education, position, address, telephone and other information. (1) one additional staff: Staff will add the names to the dictionary object by way of staff management file. (2) delete an employee: delete the file from the management of a staff employee object. (3) query: query from the staff manage files to meet certain conditions of workers. (4) Review: an employee to retrieve the object, modify some of its properties. (5) Sort by: a need for workers to sort the object file. 3 the number of objects to prompt workers do not have a lot of easy once read into memory, all operations inside and outside exist without exchange. (1) the object from the keyboard input of workers, on paper preservation. Program execution when the first file into memory. (2