/*====================================
plays one turn of 2048
====================================*/
public void playTurn() {
String s = Keyboard.readString();
if (s.equals("w") && swipeU()) addNewTile();
else if (s.equals("a") && swipeL()) addNewTile();
else if (s.equals("s") && swipeD()) addNewTile();
else if (s.equals("d") && swipeR()) addNewTile();
else return; // if the input is not w a s or d, do nothing
// System.out.println("\n" + _board);
System.out.println(_board);
}
// constructor
public T048() {
_board = new Board(4);
_board.populate(0);
addNewTile();
addNewTile();
}