public class Hello
{
public static void main(String[] args)
{
/*Tip System.out.println(); shortcut Type 'sysout'and press Tab */
System.out.println("Hello world!");
}
}class Simple{
public static void main(String args[]){
System.out.println("Hello Java");
}
} public class HelloWorld{
public static void main(String[] args){
System.out.println("Hello world");
}
}public class hello{
public static void main(String[] args){
System.out.println("Hello world!");
}
}public class Main {
public static void main(String[] args) {
System.out.println("Hello World!");
}
}// Enjoy your journey in python
System.out.print("Hello World!);