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