现代人的社会交往越来越多，人们会需要通讯录来记录联系信息，为此有必要对通讯录管理系统进行整合和优化，使其具备如下功能：输入、显示、查找、删除、插入、保存、读入、按照序号查询、拷贝、排序和退出等，方便人们的日常生活，从而达到便利的目的-Modern social interaction, more and more people will need to book to record contact information, therefore it is necessary to address book management system integration and optimization, it has the following functions: input, display, search, delete, insert, save that reads, in accordance with the serial number query, copy, sort and exit, etc., to facilitate people' s daily life, so as to achieve the purpose of facilitating