2014年9月17日
uva 1339
摘要： Ancient Roman empire had a strong government system with various departments, including a secret service department. Important documents were sent bet 阅读全文
posted @ 2014-09-17 22:00 unicoe 阅读(238) 评论(0) 推荐(0)
11039 - Building designing
摘要： Building designing An architect wants to design a very high building. The building will consist of some floors, and each floor has a certain size. The 阅读全文
posted @ 2014-09-17 12:54 unicoe 阅读(291) 评论(0) 推荐(0)