blockDirection[i], xa[i], ya[i], block number

1110, 60, 60, printed from Block class, 0
1, 140, 60, printed from Block class, 1
1010, 60, 140, printed from Block class, 2
0, 140, 140, printed from Block class, 3
0, 0, 60, printed from Block class, 4
1, 40, 60, printed from Block class, 5
0, 60, 0, printed from Block class, 6
100, 60, 40, printed from Block class, 7
11, 80, 60, printed from Block class, 8
10, 100, 60, printed from Block class, 9
1, 20, 140, printed from Block class, 10
11, 40, 140, printed from Block class, 11
1000, 60, 80, printed from Block class, 12
100, 60, 120, printed from Block class, 13
10, 160, 60, printed from Block class, 14
0, 180, 140, printed from Block class, 15
0, 60, 180, printed from Block class, 16
0, 140, 180, printed from Block class, 17
-1, -20, -20, printed from Block class, 18