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The subject of enumerative combinatorics deals with counting the number of elements of a finite set.
计数组合学主要在探讨一个有限集合中元素个数的计算。
youdao
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The subject of enumerative combinatorics deals with counting the number of elements of a finite set.
计数组合学主要在探讨一个有限集合中元素个数的计算。
youdao