题意:
一个字符串,尾部插入或删除字符,询问一个区间出现给定字符串的次数。
对于100%的数据Max<=200000,q<=500000,Len<=5000000
题意:
一个字符串,尾部插入或删除字符,询问一个区间出现给定字符串的次数。
对于100%的数据Max<=200000,q<=500000,Len<=5000000
Host by is-Programmer.com | Power by Chito 1.3.3 beta | Theme: Aeros 2.0 by TheBuckmaker.com