public void printScoreBoard(int currentFrame) {
		System.out.println();
		System.out.print("▶current frame: " + currentFrame + ", ");
		for (int i = 0; i < players; i++) {
			System.out.println("player " + (i + 1));
			System.out
					.println("frame:  1 |  2 |  3 | 4  |  5 |  6 |  7 |  8 |  9 | 10 |rest|");
			System.out
					.println("=============================================================");

			for (int j = 0; j < 3; j++) {

				if (j == 0)
					System.out.print(" 1st |");
				else if (j == 1)
					System.out.print(" 2nd |");
				else
					System.out.print(" sum |");

				for (int k = 1; k < RunBowling.FRAMES; k++) {
					String number = String.format("%3d", scoreBoard[i][j][k]);
					System.out.print(number + " |");
				}
				System.out.println("");
			}
		}
	}