本文给出了强魔性对偶矩阵和矩阵平移积的新概念；研究了这类矩阵的计数问题。
Some new concepts on strong magic dual matrix and matrix translation product are given and counting problem of these matrices are then studied.
只有一种办法确保巨 魔是死的，就是用火焰或者强 酸销毁他们的残骸。
The only way to ensure a troll is dead is to burn its remains with fire or acid.
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