Sequences of length n with exactly k distinct elements

Правка en1, от saurabhs1206, 2020-12-08 12:35:35

I wish to find the sequences of length n consisting of exactly k distinct elements. Can't think of any approach to this.

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en2 Английский saurabhs1206 2020-12-08 12:36:04 9 Tiny change: ' find the sequences' -> ' find the count of sequences'
en1 Английский saurabhs1206 2020-12-08 12:35:35 174 Initial revision (published)