1. City chain list [description of the problem] The information of a number of cities is deposited into a single chain table with a leading node. The city information in the node consists of the city name and the location of the city. It is required to be able to use the city name and location coordinates for the operation of searching, inserting, deleting, updating and so on. [basic requirements] (1) given a city name, return its position coordinates; (2) given a position coordinate P and a distance D, return all the cities with the distance less than the P equal to the D.

Filename	Size	Update
数据结构城市链表.doc	254514	2017-10-23

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