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2014百度之星资格赛—— Xor Sum(01字典树)
Xor Sum Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 132768/132768 K (Java/Others) Total Submission(s): 0 Accepted Submission(s): 0 Problem Description Zeus 和 Prometheus原创 2014-05-19 23:50:03 · 1215 阅读 · 2 评论 -
HDU1800Flying to the Mars(字典树)
题目: Problem Description In the year 8888, the Earth is ruled by the PPF Empire . As the population growing , PPF needs to find more land for the newborns . Finally , PPF decides to att原创 2014-05-22 13:49:00 · 1017 阅读 · 0 评论 -
HDU1251统计难题(字典树)
题目: Problem Description Ignatius最近遇到一个难题,老师交给他很多单词(只有小写字母组成,不会有重复的单词出现),现在老师要他统计出以某个字符串为前缀的单词数量(单词本身也是自己的前缀). Input 输入数据的第一部分是一张单词表,每行一个单词,单词的长度不超过10,它们代表的是老师交给Ignatius统原创 2014-05-22 10:43:24 · 1152 阅读 · 0 评论