2018年7月30日
CodeForces 327E Axis Walking(状压DP+卡常技巧)
摘要： Iahub wants to meet his girlfriend Iahubina. They both live in Ox axis (the horizontal axis). Iahub lives at point 0 and Iahubina at point d. Iahub ha 阅读全文
posted @ 2018-07-30 09:09 Styx-ferryman 阅读(430) 评论(0) 推荐(0) 编辑