Use jQueryUI to make a simple jiugongge puzzle

JQueryUI provides many useful tools, such as draggable and droppable. This allows us to implement complex functions with very few code and achieve compatibility with multiple browsers. I have made two different versions of the jiugongge puzzle. Because the JS Code of the two versions has changed, the Code is also... SyntaxHighlighter. all ();

JQuery UI provides many useful tools, such as draggable and droppable. This allows us to implement complex functions with very few code and achieve compatibility with multiple browsers.
I have made two different versions of the jiugongge puzzle. Because the JS Code of the two versions remains relatively large, I am going to separate them. First, it is also the simplest version. Step by step.
First, you have created an HTML file and threw all your nine cut images into the file:
[Html]