What is scanner class in Java and why do we need this in Java? - Quora
Scanner class in Java | Methods | Examples - Developer Helps
Trying to build a low float pre-market gap scanner. Why can't I sort high to low by gap? What else can you use to find pre-market gappers? : r/interactivebrokers
Java Program to find Perimeter of a Rectangle
Handling inputs via scanner class
How to Calculate Percentage in Java: 4 Steps (with Pictures)