It is easy, you can downloaded a IDE to run the project and execute it in your computer.
When you run the project, you will see a button as in that image below. Click in this button to do the character plays the game.
gustavobarbosab/smart-zelda
This project contains a smart agent to solve the Zelda game. He uses some algorithms like A*, Uniform Cost, and others to solve the problem and find the 3 pendants and save the princess.
Kotlin