union object_info *h = free_list[classno];
The simplest approach is to check every single point. Compute the distance from the user's location to every restaurant in the database, keep the ones that are close enough, and throw away the rest.
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第一百三十四条 公安机关作出治安管理处罚决定，发现被处罚人是公职人员，依照《中华人民共和国公职人员政务处分法》的规定需要给予政务处分的，应当依照有关规定及时通报监察机关等有关单位。