USACO1.5.4--Checker Challenge
摘要:
Checker ChallengeExamine the 6x6 checkerboard below and note that the six checkers are arranged on the board so that one and only one is placed in each row and each column, and there is never more than one in any diagonal. (Diagonals run from southeast to northwest and southwest to northeast and inc 阅读全文
posted @ 2013-01-31 23:01 仗剑奔走天涯 阅读(215) 评论(0) 推荐(0) 编辑