n=5的一些解决方案:
.-5...-4...-3...-4...-5...-5...-4...-4...-3...-3...-5...-4...-5...-5...-5...-5
..3...-2...-3....1....4...-1...-3...-1....4...-3....0....1...-3....2....4....5
.-2...-2....1....1...-3....3....4....1...-2....2...-1....2....0...-2....5....1
..2....3....1...-3....4....3...-1....4....2....3....3...-1....4....5...-3....0
..2....5....4....5....0....0....4....0...-1....1....3....2....4....0...-1...-1
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