7,7,7,7,7,6,6,0,5,4,4,3,0,3,0,3,4,0,0,4,0,4,5,0,8,0,8,0,0,6,0,0,3,0,1,2,0,0,5,5,0,0,5,0,5,0,5,0,0,6,0,7,0,7,7