Hello World

#include stdio.h

main()
{
printf("Hello World");
}

or perhaps

class HelloWorld
{
public static void main(String[] args)
{
System.out.println("Hello World");
}
}

or maybe even


with Ada.Text_IO;
use Ada.Text_IO;

procedure HelloWorld is
begin
put_line("Hello World");
end HelloWorld;


... thus it begins