n=2的一些解
..0..0. .0..1. .0..0. .0..0. .0..1. .0..1. .0..1. .0..1. .0..0. .0..0
..1..0. .0..0. .0..1. .0..1。0..1. .0..0. .2..0. .1.2。1..1. .0..1
..1..1. .2..0. .2..2. .1..0. .1..1. .0..1. .0..2。0..0. .2..1. .0..2
..0..1. .2..2. .0..2. .0..1. .2..1. .2..2. .1..2. .0..1. .1..1. .0..1
..1..1. .2..0. .1..2. .1..0. .1..2. .1..0. .2..2. .1..0. .2..1. .0..2
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