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