The random test are marking me as wrong when its not
How is this possible? When I try local I have the expected result.
Please help!

Ok so how it's possible that this:
[[[1,3,2,5,7,9,4,6,8],
[4,9,8,2,6,1,3,7,5],
[7,5,6,3,8,4,2,1,9],
[6,4,3,1,5,8,7,9,2],
[5,2,1,7,9,3,8,4,6],
[9,8,7,4,2,6,5,3,1],
[2,1,4,9,3,5,6,8,7],
[3,6,5,8,1,7,9,2,4],
[8,7,9,6,4,2,1,3,5]], true]

  is true????????? it has repeated 3's on the eight column and repeated 5 on the 9 column.