📚 Hashcode 2020 📚 Project setup npm install Running a given data file 📗 npm start [filename] // for example npm start e_so_many_books Presentation https://docs.google.com/presentation/d/1vJ8XOhuOYHD_jQKHlS_g6t5ELxgH26UDRUX6Ww18NLg/edit?usp=sharing