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Enumerative combinatorics, graph theory, order theory, posets, matroids, designs and other discrete structures. It also includes algebraic, analytic and probabilistic combinatorics.

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Lottery - Avoid unecessary subsets from a set when aiming prizes of lower order [closed]

I have a Lottery app and I'm implementing a feature to optimize the number of bets that are necessary to cover a subset of numbers since they can repeat on several bets. What I have: Supposing a lotte …
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