查找电话号码PHONE,建立一个存放50项的电话号码表,包括人名和电话号码,程序可以添加新号码,可以查询号码,可以显示全部号码,利用子程序结构编写-PHONE find telephone numbers, to establish a store 50 phone numbers table, include the names and telephone numbers, procedures can add new numbers, the number of inquiries can demonstrate that all numbers use prepared subroutine structure