2016年12月11日
USACO 3.2 Magic Squares
摘要： Following the success of the magic cube, Mr. Rubik invented its planar version, called magic squares. This is a sheet composed of 8 equal-sized square 阅读全文
posted @ 2016-12-11 18:09 sigongzi 阅读(370) 评论(0) 推荐(0) 编辑