poj从题号1000到1099道题目的源码，可能会有几道没有，但是近100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. 1000-1099 subject source, may Jidao not, but nearly 100 questions. Each subject at least one AC code, in addition to the efficiency of AC