Description: 1) Records of changes to increase functionality, allows you to modify the user s name, phone. (2) to design a function to specified telephone from the telephone directory to delete (3) the design of a function shows the current directory of all information. (4) the design of a query function, that is, inquiries, enter only the first letter of the name, all in line with the conditions of the telephone information
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dianhua.txt
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