n=4的一些解
..1..1..0..2..2..0..2....1..1..0..2..1..1..2....2..1..1..0..0..0..1
..0..1..1..1..2..0..1....1..1..0..1..0..0..1....1..2..0..0..2..1..2
..0..1..0..1..1..2..2....0..1..0..0..0..2..2....0..2..1..2..0..0..0
..2..2..0..1..0..1..0....1..1..1..2..2..2..0....2..1..1..0..0..0..0
|