自然溢出hash 双重hash 大质数hash BKDR哈希
分类：程序学习
【思维】Flippy Sequence
题目链接：ZOJ4060 题意： 两个二进制串a与b，进行两次段取反操作，使得a变为b，问有多少种方法？
【思维】Marjar Cola
Marjar Cola is on sale now! In order to attract more customers, Edward, the boss of Marjar Company, decides to…
【DFS】Sheba’s Amoebas
题目链接：
【模拟/字符串】DRM Messages
DRM Encryption is a new kind of encryption. Given an encrypted string (which we’ll call a DRM message), the de…
【序列自动机】Subsequence
题目地址：https://nanti.jisuanke.com/t/38232 求串A是否为串B的非连续子序列。
【单调栈/dp】Max answer
Describe Alice has a magic array. She suggests that the value of a interval is equal to the sum of the values …