2015年2月18日
Codeforces Round #292 (Div. 1) - B. Drazil and Tiles
摘要： B. Drazil and TilesDrazil created a following problem about putting 1 × 2 tiles into an n × m grid:"There is a grid with some cells that are empty and... 阅读全文
posted @ 2015-02-18 12:36 PlasticSpirit 阅读(358) 评论(0) 推荐(0)