• liblex
• Symbol table
• 在python中有hashable的概念

TODO

https://leetcode-cn.com/problems/permutations-ii/solution/hui-su-suan-fa-python-dai-ma-java-dai-ma-by-liwe-2/

hash用于去重

https://stackoverflow.com/questions/3435616/c-string-compare-vs-hash-compare

https://stackoverflow.com/questions/10534937/comparing-long-strings-by-their-hashes

https://en.wikipedia.org/wiki/Rolling_hash

https://cs.stackexchange.com/questions/51933/string-comparison-vs-hashing

https://en.wikipedia.org/wiki/Rabin%E2%80%93Karp_algorithm

Hashing - The Greatest Idea In Programming

https://www.i-programmer.info/babbages-bag/479-hashing.html

https://www.i-programmer.info/babbages-bag/479-hashing.html?start=1

Applications of Hashing

https://www.geeksforgeeks.org/applications-of-hashing/

python中的symbol table是使用的hash 吗？