Hello world/Text is part of Short Circuit's Console Program Basics selection.
Task

Display the string Hello world! on a text console.

Related tasks

   Hello world/Graphical
   Hello world/Line Printer
   Hello world/Newbie
   Hello world/Newline omission
   Hello world/Standard error
   Hello world/Web server


:- module hello.
:- interface.
:- import_module io.
:- pred main(io::di, io::uo) is det.
 
:- implementation.
main(!IO) :-
    io.write_string("Hello world!\n", !IO).