当初为了买房子签合同，自己写了个小程序，主要是为了比较等额法和递减法之间的差价，比较简单，相信战友们都能看懂，于是是upload上来了，有兴趣的看看。-first contract to buy a house that he wrote a small program is to compare the matching law and reduced the difference between the law, relatively simple, I believe his comra

房屋中介系统，即买卖房子的系统。界面简明扼要，能满足一般用户的需求。-Housing intermediary system, namely the sale of the house system. Concise interface and can meet the general needs of the users.

百练是北京大学ACM训练和相关程序课程在线考试系统.这道题是百练上的买房子的解答-ACM hundred training is training and related procedures, Peking University courses online examination system. This question is to buy a house on a hundred practice answers