IntelliJ IDEA Code Golf Plugin

Hello, where I can find out the best solution to tasks for IntelliJ Code Golf Plugin?

Plugin only shows:

Task is solved

Your result is 20. The best result is 2.

The details about the task can be found here

Try again if you want to improve your solution.

For example task HelloWorld

Initial code:

publicclass HelloWorld { } 

Target code:

publicclass HelloWorld {    publicstaticvoid main(String[] args) {        System.out.println("Hello, world!");    }} 

psvm

sout

typing Hello, world!

Result only 20 How to solve this task with result 2?