有三个白子和三个黑子如下图布置:○ ○ ○ ● ● ●用最少的步数将上图中白子和黑子的位置进行交换:● ● ● ○ ○ ○规则是:(1)一次只能移动一个棋子; (2)棋子可以向空格中移
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![有三个白子和三个黑子如下图布置:○ ○ ○ ● ● ●用最少的步数将上图中白子和黑子的位置进行交换:● ● ● ○ ○ ○规则是:(1)一次只能移动一个棋子; (2)棋子可以向空格中移](/uploads/image/z/14400520-16-0.jpg?t=%E6%9C%89%E4%B8%89%E4%B8%AA%E7%99%BD%E5%AD%90%E5%92%8C%E4%B8%89%E4%B8%AA%E9%BB%91%E5%AD%90%E5%A6%82%E4%B8%8B%E5%9B%BE%E5%B8%83%E7%BD%AE%EF%BC%9A%E2%97%8B+%E2%97%8B+%E2%97%8B+%E2%97%8F+%E2%97%8F+%E2%97%8F%E7%94%A8%E6%9C%80%E5%B0%91%E7%9A%84%E6%AD%A5%E6%95%B0%E5%B0%86%E4%B8%8A%E5%9B%BE%E4%B8%AD%E7%99%BD%E5%AD%90%E5%92%8C%E9%BB%91%E5%AD%90%E7%9A%84%E4%BD%8D%E7%BD%AE%E8%BF%9B%E8%A1%8C%E4%BA%A4%E6%8D%A2%EF%BC%9A%E2%97%8F+%E2%97%8F+%E2%97%8F+%E2%97%8B+%E2%97%8B+%E2%97%8B%E8%A7%84%E5%88%99%E6%98%AF%EF%BC%9A%EF%BC%881%EF%BC%89%E4%B8%80%E6%AC%A1%E5%8F%AA%E8%83%BD%E7%A7%BB%E5%8A%A8%E4%B8%80%E4%B8%AA%E6%A3%8B%E5%AD%90%EF%BC%9B+%EF%BC%882%EF%BC%89%E6%A3%8B%E5%AD%90%E5%8F%AF%E4%BB%A5%E5%90%91%E7%A9%BA%E6%A0%BC%E4%B8%AD%E7%A7%BB)
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