පේළියේ හතරක්
තරු 5න් 5.0 (සමාලෝචන 1ක් මත පදනම්ව)
The objective of Four-in-a-row is to build a line of four of your marbles while trying to stop your opponent (human or computer) building a line of his or her own. A line can be horizontal, vertical or diagonal.