Some solutions for 5X5
..2..1..0..1..0....2..2..3..0..2....1..3..3..0..3....3..3..2..1..3
..1..2..1..2..1....0..3..2..2..1....2..2..3..3..3....2..3..3..3..3
..1..0..2..1..0....3..2..0..3..2....0..2..2..3..0....2..2..3..1..3
..0..1..0..3..1....0..3..1..0..3....2..2..3..3..3....2..3..3..3..3
..2..2..1..0..3....1..0..2..1..0....2..3..3..1..3....3..3..0..2..3
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