过剩数是指所有因子的和大于该数，而亏数是指该数的因子的总和小于该数。

An abundant number's sum of factors is greater than the number, and a deficient number's sum of factors is less. Listing 1 shows the Scala version.

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我们来回顾一下分类器的要求：对于任何大于1的正整数，必须将其归为以下几个类别：完全数、过剩数或亏数。

Recapping the classifier's requirements: Given any positive integer greater than 1, you must classify it as perfect, abundant, or deficient.

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研究人员发现，在个子比较矮的人身上，会出现低发生率拷贝数变异过剩——部分基因组缺失。

And the researchers found an excess of low frequency CNV deletions - where part of the genome is missing - in shorter people.

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研究人员发现，在个子比较矮的人身上，会出现低发生率拷贝数变异过剩——部分基因组缺失。

And the researchers found an excess of low frequency CNV deletions - where part of the genome is missing - in shorter people.

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