public void dump(PrintStream out) {
		for (int row = 0; row < SIZE; row++) {
			for (int col = 0; col < SIZE; col++) {
				out.print(square[row][col]);
				if( col == (SIZE-1)) {
					out.print("\n");
				} else {
					out.print(",");
				}
			}
			out.flush();
		}
		out.print("\n\n");
		out.flush();
	}