hoj1090 The Staircases
摘要：
One curious child has a set of N little bricks. From these bricks he builds different staircases. Staircase consists of steps of different sizes in a strictly descending order. It is not allowed for s... 阅读全文
posted @ 2009-04-19 10:38 Lowtec 阅读(1230) 评论(0) 推荐(0) 编辑
