2015 年 9月 4 日随笔档案 - ArcherCheng

2015年9月4日

摘要： Prime CryptarithmThe following cryptarithm is a multiplication problem that can be solved by substituting digits from a specified set of N digits into... 阅读全文

posted @ 2015-09-04 16:18 ArcherCheng 阅读(302) 评论(0) 推荐(0)

USACO 1.3 Barn Repair

摘要： Barn RepairIt was a dark and stormy night that ripped the roof and gates off the stalls that hold Farmer John's cows. Happily, many of the cows were o... 阅读全文

posted @ 2015-09-04 00:43 ArcherCheng 阅读(158) 评论(0) 推荐(0)