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Period HDU - 1358 For each prefix of a given string S with N characters (each character has an ASCII code between 97 and 126, inclusive), we want to know whether the prefix is a periodic string. That

CC always becomes very depressed at the end of this month, he has checked his credit card yesterday, without any surprise, there are only 99.9 yuan left. he is too distressed and thinking about how to

Seek the Name, Seek the Fame POJ - 2752 The little cat is so famous, that many couples tramp over hill and dale to Byteland, and asked the little cat to give names to their newly-born babies. They see

电脑准备重装一波，把模板都发一下 struct KMP { int a[1000100]; int b[11111]; int n,m; int nextval[11111]; void init() { memset(nextval,0,sizeof(nextval)); } void get_next() //next跳表 {

A Secret Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 256000/256000 K (Java/Others) Total Submission(s): 1855    Accepted Submission(s): 687 Problem Description Today is the bir