playable

src/GomokuCell.java

@@ -33,4 +33,11 @@ public class GomokuCell{
         return neighbour;
     }
 
+    public boolean isPlayable(){
+        for (GomokuCell var : this.neighbour.values()) {
+            if (var.isPlayed()) return true;
+        }
+        return false;
+    }
+
 }