gistfile1.erl

14> io:format("~p~n",[Sols]).                                           
[[1,2,6,4,7,8,3,5,9],
 [1,2,6,4,7,8,5,3,9],
 [1,3,2,4,5,8,7,9,6],
 [1,3,2,4,5,8,9,7,6],
 [1,3,2,9,5,6,4,7,8],
 [1,3,2,9,5,6,7,4,8],
 [1,3,4,7,6,5,2,9,8],
 [1,3,4,7,6,5,9,2,8],
 [1,3,6,2,7,9,4,5,8],
 [1,3,6,2,7,9,5,4,8],
 [1,3,9,4,7,8,2,5,6],
 [1,3,9,4,7,8,5,2,6],
 [1,4,8,2,7,9,3,5,6],
 [1,4,8,2,7,9,5,3,6],
 [1,5,2,3,4,8,7,9,6],
 [1,5,2,3,4,8,9,7,6],
 [1,5,2,8,4,7,3,9,6],
 [1,5,2,8,4,7,9,3,6],
 [1,5,3,9,4,2,7,8,6],
 [1,5,3,9,4,2,8,7,6],
 [1,9,6,4,5,8,3,7,2],
 [1,9,6,4,5,8,7,3,2],
 [1,9,6,7,5,2,3,4,8],
 [1,9,6,7,5,2,4,3,8],
 [2,1,4,3,7,9,5,6,8],
 [2,1,4,3,7,9,6,5,8],
 [2,3,6,1,7,9,4,5,8],
 [2,3,6,1,7,9,5,4,8],
 [2,4,8,1,7,9,3,5,6],
 [2,4,8,1,7,9,5,3,6],
 [2,8,6,9,4,1,5,7,3],
 [2,8,6,9,4,1,7,5,3],
 [2,9,6,3,5,1,4,7,8],
 [2,9,6,3,5,1,7,4,8],
 [3,1,4,2,7,9,5,6,8],
 [3,1,4,2,7,9,6,5,8],
 [3,2,1,5,4,7,8,9,6],
 [3,2,1,5,4,7,9,8,6],
 [3,2,4,8,5,1,7,9,6],
 [3,2,4,8,5,1,9,7,6],
 [3,2,8,6,5,1,7,9,4],
 [3,2,8,6,5,1,9,7,4],
 [3,5,2,1,4,8,7,9,6],
 [3,5,2,1,4,8,9,7,6],
 [3,6,4,9,5,8,1,7,2],
 [3,6,4,9,5,8,7,1,2],
 [3,9,2,8,1,5,6,7,4],
 [3,9,2,8,1,5,7,6,4],
 [3,9,6,2,5,1,4,7,8],
 [3,9,6,2,5,1,7,4,8],
 [4,2,6,1,7,8,3,5,9],
 [4,2,6,1,7,8,5,3,9],
 [4,3,2,1,5,8,7,9,6],
 [4,3,2,1,5,8,9,7,6],
 [4,3,9,1,7,8,2,5,6],
 [4,3,9,1,7,8,5,2,6],
 [4,9,6,1,5,8,3,7,2],
 [4,9,6,1,5,8,7,3,2],
 [5,1,2,9,6,7,3,4,8],
 [5,1,2,9,6,7,4,3,8],
 [5,2,1,3,4,7,8,9,6],
 [5,2,1,3,4,7,9,8,6],
 [5,3,1,7,2,6,8,9,4],
 [5,3,1,7,2,6,9,8,4],
 [5,4,1,9,2,7,3,8,6],
 [5,4,1,9,2,7,8,3,6],
 [5,4,8,9,6,7,1,3,2],
 [5,4,8,9,6,7,3,1,2],
 [5,7,2,8,3,9,1,6,4],
 [5,7,2,8,3,9,6,1,4],
 [5,9,3,6,2,1,7,8,4],
 [5,9,3,6,2,1,8,7,4],
 [6,2,8,3,5,1,7,9,4],
 [6,2,8,3,5,1,9,7,4],
 [6,3,1,9,2,5,7,8,4],
 [6,3,1,9,2,5,8,7,4],
 [6,9,3,5,2,1,7,8,4],
 [6,9,3,5,2,1,8,7,4],
 [7,1,4,9,6,5,2,3,8],
 [7,1,4,9,6,5,3,2,8],
 [7,2,8,9,6,5,1,3,4],
 [7,2,8,9,6,5,3,1,4],
 [7,3,1,5,2,6,8,9,4],
 [7,3,1,5,2,6,9,8,4],
 [7,3,2,8,5,9,1,6,4],
 [7,3,2,8,5,9,6,1,4],
 [7,3,4,1,6,5,2,9,8],
 [7,3,4,1,6,5,9,2,8],
 [7,5,2,8,4,9,1,3,6],
 [7,5,2,8,4,9,3,1,6],
 [7,6,4,8,5,9,1,3,2],
 [7,6,4,8,5,9,3,1,2],
 [7,9,6,1,5,2,3,4,8],
 [7,9,6,1,5,2,4,3,8],
 [8,2,4,3,5,1,7,9,6],
 [8,2,4,3,5,1,9,7,6],
 [8,3,2,7,5,9,1,6,4],
 [8,3,2,7,5,9,6,1,4],
 [8,5,2,1,4,7,3,9,6],
 [8,5,2,1,4,7,9,3,6],
 [8,5,2,7,4,9,1,3,6],
 [8,5,2,7,4,9,3,1,6],
 [8,6,4,7,5,9,1,3,2],
 [8,6,4,7,5,9,3,1,2],
 [8,7,2,5,3,9,1,6,4],
 [8,7,2,5,3,9,6,1,4],
 [8,9,2,3,1,5,6,7,4],
 [8,9,2,3,1,5,7,6,4],
 [9,1,2,5,6,7,3,4,8],
 [9,1,2,5,6,7,4,3,8],
 [9,1,4,7,6,5,2,3,8],
 [9,1,4,7,6,5,3,2,8],
 [9,2,8,7,6,5,1,3,4],
 [9,2,8,7,6,5,3,1,4],
 [9,3,1,6,2,5,7,8,4],
 [9,3,1,6,2,5,8,7,4],
 [9,3,2,1,5,6,4,7,8],
 [9,3,2,1,5,6,7,4,8],
 [9,4,1,5,2,7,3,8,6],
 [9,4,1,5,2,7,8,3,6],
 [9,4,8,5,6,7,1,3,2],
 [9,4,8,5,6,7,3,1,2],
 [9,5,3,1,4,2,7,8,6],
 [9,5,3,1,4,2,8,7,6],
 [9,6,4,3,5,8,1,7,2],
 [9,6,4,3,5,8,7,1,2],
 [9,8,6,2,4,1,5,7,3],
 [9,8,6,2,4,1,7,5,3]]
ok