摘要: Self NumbersTime Limit: 1000MSMemory Limit: 10000KTotal Submissions: 20864Accepted: 11709DescriptionIn 1949 the Indian mathematician D.R. Kaprekar dis... 阅读全文
posted @ 2014-05-30 21:09 Fighting_frank 阅读(203) 评论(0) 推荐(0) 编辑
摘要: Ride to SchoolTime Limit: 1000MSMemory Limit: 30000KTotal Submissions: 18704Accepted: 7552DescriptionMany graduate students of Peking University are l... 阅读全文
posted @ 2014-05-30 16:29 Fighting_frank 阅读(266) 评论(0) 推荐(0) 编辑
摘要: Speed LimitTime Limit: 1000MSMemory Limit: 30000KTotal Submissions: 16884Accepted: 11841DescriptionBill and Ted are taking a road trip. But the odomet... 阅读全文
posted @ 2014-05-30 16:23 Fighting_frank 阅读(228) 评论(0) 推荐(0) 编辑
摘要: 排列Time Limit: 1000MSMemory Limit: 30000KTotal Submissions: 15934Accepted: 6413Description题目描述: 大家知道,给出正整数n,则1到n这n个数可以构成n!种排列,把这些排列按照从小到大的顺序(字典顺序)列... 阅读全文
posted @ 2014-05-30 15:07 Fighting_frank 阅读(361) 评论(0) 推荐(0) 编辑