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