n=3的一些解
..0..0..2....0..0..0....0..0..2....0..0..2....0..0..0....0..0..0....0..0..0
..0..0..3....2..0..3....2..0..0....0..0..3....2..0..0....3..0..1....2..0..2
..2..0..3....3..1..1....3..0..1....2..0..0....3..0..0....3..0..3....3..1..2
..1.0..1..1..1..3..1..1..1..3...0...0...0...2...3...0...0...0...3...0...3...1..1
..0...0...0...2...1...2...1...1...1...2...0...3...0...0...2...1...0...1...1...3...1...2
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