public class FillingLabApp
{
  public static void main(String[]a)
  {
    FillableSudoku mS = new FillableSudoku();
    System.out.println("First, show the board initially completely empty:");
    System.out.println(mS);

    System.out.println("Second, show the board after calling rowNumPattern:");
    mS.rowNumPattern();
    System.out.println(mS);

    System.out.println("Third, show the board after calling colNumPattern:");
    mS.colNumPattern();
    System.out.println(mS);

    System.out.println("Fourth, show the board after calling blockNumPattern:");
    mS.blockNumPattern();
    System.out.println(mS);
  }
}