（1）要求程序建立一个可存放50项的电话号码表，每项包括人名（20个字符）及电话号码（8个字符）两部分；

（2）程序可接收输入人名及相应的电话号码，并把它们加入电话号码表中；

（3）凡有新的输入后，程序应按人名对电话号码表重新排序；

（4）程序可接受需要查找电话号码的人名，并从电话号码表中查出其电话号码，再在屏幕上以如下格式显示出来。

-(1) require the establishment of a procedure can be stored 50 phone numbers table, each include the names of persons (20 characters) and telephone number (eight characters) 2; (2) procedures to receive input names and corresponding telephone number, and telephone number of their accession to the table; (3) Where a new input, the procedure shall be the names of telephone numbers reordering; (4) procedures need to find an acceptable phone numbers, the names and telephone numbers from the table to identify the telephone number, on the screen again in the following format show.