所有可能的节点对的值的乘积的和决定的权重数组的内容。

The sum of the products of the values of all possible node pairs determines the content of the weight array.

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我们使用reduce函数将五个数组成的每个序列转换成这五个数的乘积。

We transform each sequence of five Numbers to the product of those five Numbers by using the reduce function.

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函数计算一个数组中值得乘积，并返回这个乘积。

The array_product() function calculates and returns the product of an array.

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