1002liu - 博客园

2013年9月9日

摘要： Problem Description Little John is herding his father's cattles. As a lazy boy, he cannot tolerate chasing the cattles all the time to avoid unnecessary omission. Luckily, he notice that there were N ... 阅读全文

posted @ 2013-09-09 21:44 1002liu 阅读(301) 评论(0) 推荐(0) 编辑