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