Given a fixed k (k<=1e6), make an array F of size n (n<=1e6) , with F[i] be the number of ways to pick AT MOST k elements from i elements.
Is there a way to create this array efficiently?
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How many ways to pick AT MOST k elements from n elements?
Given a fixed k (k<=1e6), make an array F of size n (n<=1e6) , with F[i] be the number of ways to pick AT MOST k elements from i elements.
Is there a way to create this array efficiently?
Rev. | Язык | Кто | Когда | Δ | Комментарий | |
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en1 | PUSSY_LICKING_LOLI_69 | 2024-09-26 06:08:37 | 249 | Initial revision (published) |
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