:- module concurrent_computing. :- interface. :- import_module io. :- pred main(io::di, io::uo) is cc_multi. :- implementation. :- import_module thread. main(!IO) :- spawn(io.print_cc("Enjoy\n"), !IO), spawn(io.print_cc("Rosetta\n"), !IO), spawn(io.print_cc("Code\n"), !IO).