You should never set the'boardstyle 'variable by hand! It is vital for proper functioning of this program that it remains set to 3. It has been reset for you.
Ni ddylech chi osod y newidyn 'dull bwrd' â llaw! Mae' n hanfodol iddo aros ar 3 i' r raglen yma weithio' n gywir. Ailosodwyd i chi.