8,1,6,4,3,9,7,2,5,2,3,7,9,5,6,1,4,8,4,5,3,6,7,1,8,9,2,5,6,1,2,9,7,4,8,3,6,7,4,1,2,8,5,3,9,7,8,9,3,6,4,2,5,1,1,9,5,8,4,2,3,7,6,3,2,8,7,1,5,9,6,4,9,4,2,5,8,3,6,1,7