摘要: Description A factory produces products packed in square packets of the same height h and of the sizes 1*1, 2*2, 3*3, 4*4, 5*5, 6*6. These products ar 阅读全文
posted @ 2018-02-22 17:29 听风不成泣 阅读(203) 评论(0) 推荐(0) 编辑