public override void MoveForward()
{
int lineModified = Coordinate.Line;
lineModified--;
Coordinate.ChangeCoordinateLineAndCoordinate(lineModified, Coordinate.Column);
}
public override void MoveForward()
{
int columnModified = Coordinate.Column;
columnModified++;
Coordinate.ChangeCoordinateLineAndCoordinate(Coordinate.Line, columnModified);
}