CodeForces 536B Tavas and Malekas :构造长为n的串,使m个串的开头是给定的某个字符串,求构造方案数 kmp/hash
posted @ 2015-04-15 18:05 xiao_xin 阅读(440) 评论(0) 推荐(0)
posted @ 2015-04-15 18:05 xiao_xin 阅读(440) 评论(0) 推荐(0)
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posted @ 2015-04-07 12:57 xiao_xin 阅读(132) 评论(0) 推荐(0)