@@ -0,0 +1,143 @@
+package main.java;%0A%0Apublic class Tetris%0A%7B%0A    public static void main(String%5B%5D args)%0A    %7B%0A        System.out.println(%22Hello java!%22);%0A    %7D%0A%7D%0A%0A

Add main class