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rielfowler

HN member
Joined
Sat, Dec 26, 2015, 11:49 AM UTC
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About rielfowler

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Recent public activity

  1. comment
    Comment #10794796

    >Space-X says they hope to reuse maybe 75% of a booster. Boosters probably go back to the plant to be rebuilt, not to the pad to be launched again. They plan to reuse the entire bo…

  2. comment
    Comment #10794752

    Let me correct my self, there are n^2 results in total, when the algorithm ends. The naive algorithm is doing n times more work. That is redundant, because there is clearly an over…

  3. comment
    Comment #10794003

    There are n^2 results, right?

  4. comment
    Comment #10793923

    Why is the naive solution n^3? Generating one partial sum costs n, and you need to do it n times, so n^2. Even if you need to store all the intermediate sums, you get them as you s…