(Legacy) Extremely fast unordered map and set library for C++20

A project looking at ways of resolving collisions in hash maps. The aim of the project is to compare the worst-case scenario for inserting, removing and looking up operations.

A c++ unordered_map alternative for small integral keys

An Electrical Payment Program utilizing data structures efficiently manages user accounts, billing, and payments. It stores customer details, usage data, and transaction history using structures like linked lists, hash maps, or trees for fast retrieval and updates.