public void printBoard(){
		char c = ' ';
		for (int i = 0; i < BOARDSIZE; i++){
			for (int j = 0; j < BOARDSIZE; j++){
				switch(board[i][j]){
				case -2:
					c = 'B';
					break;
				case -1:
					c = 'b';
					break;
				case 0:
					c = ' ';
					break;
				case 1:
					c = 'r';
					break;
				case 2:
					c = 'R';
					break;
				}
				System.out.print(c + " ");
			}
			System.out.print("\n");
		}
		System.out.print("\n\n");
	}