The limited condition of alternate permutation to utilize character of chessman polgnomial sets up recurrence relations and educes two math question about formula of permutation figure.
变更错排问题的限制条件，利用棋子多项式的性质建立递推关系，推出两个问题的排列数公式。
The recurrence formula of the permutation Numbers of the players of then person game is also deduced.
给出了多人对策的局中人集的排列置换数目的计算公式及递推公式。
The recurrence formula of the permutation Numbers of the players of then person game is also deduced.
给出了多人对策的局中人集的排列置换数目的计算公式及递推公式。
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