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OohMoo Milk

USACO · 2025 · US Open · gold-3

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sorting · simulation

The organizer’s problem statement is available at the official source link.

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OohMoo Milk: sorting walkthrough

OohMoo Milk: use the linked editorial?s sorting, simulation idea on the published sample, then verify the displayed output.

Published input5 4 4 2 4 10 8 10 10 10 5 5 1 1 2 3 4 5 6 7 8 9 10 5 1000000000 3 1 0 1 2 3 4modelAlgorithm ideaSort by the task-relevant key so the ordering exposes candidates that can be checked locally.task resultExpected output546 777 10
  1. 1

    Order

    Sort items by the comparison key used by the task.
  2. 2

    Scan

    Inspect the ordered neighbors or groups and update the candidate result.
  3. 3

    Finish

    Use the final aggregate or selected item as the answer.
  4. 4

    Verify the sample

    Use the published sample output to check the result of this idea on the displayed input.
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