2017年8月18日
Round #420 A. Okabe and Future Gadget Laboratory(Div.2)
摘要： Okabe needs to renovate the Future Gadget Laboratory after he tried doing some crazy experiments! The lab is represented as an n by n square grid of i 阅读全文
posted @ 2017-08-18 10:20 浅忆~ 阅读(214) 评论(0) 推荐(0) 编辑