2017年3月2日
（线段树——扫描线）hdoj 1542-Atlantis
摘要： There are several ancient Greek texts that contain descriptions of the fabled island Atlantis. Some of these texts even include maps of parts of the i 阅读全文
posted @ 2017-03-02 09:38 perplex 阅读(242) 评论(0) 推荐(0)