This repo served for the Comprehensive Examination Project of Neo Hao: http://home.tobeneo.com/Comprehensive-Intro/
For a brief introduction of the project, see https://github.com/Neo-Hao/Comprehensive-Intro
Specifically, this repo hosts the functional interface of Sample Problem 2, as a part of functional interfaces for students: http://home.tobeneo.com/Comprehensive-Sample2/