Enter k, board size is 2^k
k should be in the range 0 through 6
Enter location of defect
3	3	4	4	8	8	9	9	
3	2	4	0	8	7	7	9	
5	2	2	6	10	10	7	11	
5	5	6	6	1	10	11	11	
13	13	14	1	1	18	19	19	
13	12	14	14	18	18	17	19	
15	12	12	16	20	17	17	21	
15	15	16	16	20	20	21	21