poj从题号2000到2999道题目的源码，可能会有一些没有，但是近170道题目。每道题目至少有一道AC的代码，除了AC的还有很多效率不是很高的以及wa的代码，信息量很大，很好用。-poj from Question No. 2000-2999 subject of the source, there may be some not, but nearly 170 topics. Each subject at least one AC code, in addition to the effi

PKU ONLINEJUDGE 2000详细题解-PKU ONLINEJUDGE 2000