Caprices's blog

Help needed
By Caprices, 10 years ago, In English

I have a heap of the cards and N types of them. I need to know math expectation of amount of cards i have to take to get all N types.

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10 years ago, # |
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Would you please provide more formal problem statement? A reference to the source would do.

What do you mean by "... get all N types"?

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