摘要:
链接:http://acm.hdu.edu.cn/showproblem.php?pid=5591Problem DescriptionZYBplayed a game namedNumberBombwith his classmates in hiking:a host keeps a numbe... 阅读全文
摘要:
链接: http://acm.hdu.edu.cn/showproblem.php?pid=5592Problem DescriptionZYBhas a premutationP,but he only remeber the reverse log of each prefix of the p... 阅读全文