private int[] goalPosition(int number)
	{
		switch(number) {
						
			case 1: return new int[] {0, 0};
			case 2: return new int[] {0, 1};
			case 3: return new int[] {0, 2};
			case 4: return new int[] {1, 0};
			case 5: return new int[] {1, 1};
			case 6: return new int[] {1, 2};
			case 7: return new int[] {2, 0};
			case 8: return new int[] {2, 1};
			case 0: return new int[] {2, 2};
			
			default: return null;
		}
	}