Note: This set up is required for you to compile and run Java program using command line. It includes an intelligent program editor, an interactions pane for evaluating program text, a source level debugger, and a unit testing tool. Steps of Creation: Step 1: First we want to create two classes Main and Grid. This is a simple text editor application developed in java or Notepad Application in Java Project with Source Code. For example, For Windows: Sublime Text, Atom, NotePad++, TextPad.