How to add graphic interface to a java program(game)?

Question

https://code.sololearn.com/cu4TCUm8eooO/#java
this is a simple odd-even game code written in java by me... how can we take the name, odd-even choice, number of fingers parameters through a graphical interface?
I want to learn about this and will be very helpful if any1 can suggest

Answer 1

You can use JavaFX. You could also use Java Swing, but JavaFX is the recommended GUI framework to use with Java now.

Answer 2

more elaboration of the solution is necessary as I also need this to know with an example