ACM学习历程—HDU5423 Rikka with Tree（搜索）
摘要：
Problem DescriptionAs we know, Rikka is poor at math. Yuta is worrying about this situation, so he gives Rikka some math tasks to practice. There is o... 阅读全文
posted @ 2015-09-08 20:52 AndyQsmart 阅读(179) 评论(0) 推荐(0) 编辑
