2019年8月17日
2017 青岛现场赛 I The Squared Mosquito Coil
摘要： Lusrica designs a mosquito coil in a board with n × n grids. The mosquito coil is a series of consecutive grids, each two neighboring grids of which s 阅读全文
posted @ 2019-08-17 14:21 知道了呀~ 阅读(510) 评论(0) 推荐(0) 编辑