;b
>>> [[0,0,1,1,1,1,0,0,0,0,0,0,0,1,1,0,0,0,0,1,1,1,0],[0,1,1,1,1,1,1,0,0,0,0,0,1,1,1,0,0,0,1,1,1,1,1],[0,1,1,0,0,1,1,1,0,0,0,1,1,1,1,0,0,1,1,0,0,0,1],[1,1,0,0,0,0,1,1,0,0,0,0,0,0,1,0,0,1,1,0,0,1,1],[1,1,0,0,0,1,1,0,0,0,0,0,0,0,1,0,0,1,1,1,0,1,0],[1,1,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,1,1,0,0,0],[1,1,0,1,1,1,1,1,1,0,0,0,0,0,1,0,0,0,0,1,0,0,0],[1,1,0,1,1,1,1,1,0,0,1,1,0,0,1,0,0,1,1,1,1,1,1],[1,1,0,1,1,1,1,0,0,1,1,1,1,0,1,0,1,1,1,1,1,1,0],[1,1,0,1,0,1,1,0,1,1,0,1,1,0,1,0,0,0,0,1,1,0,0],[1,1,0,0,0,1,1,0,1,0,0,0,1,0,1,1,0,0,0,1,1,0,0],[1,1,0,0,0,1,1,0,1,0,0,0,1,0,1,1,1,0,0,1,1,0,0],[0,1,1,…