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Rotate and Shift

USACO · 2023 · US Open · bronze-3

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simulation

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

sample trace

Rotate and Shift: simulation walkthrough

Rotate and Shift: use the linked editorial?s simulation idea on the published sample, then verify the displayed output.

Published input5 3 4 0 2 3modelAlgorithm ideaRepresent the current situation as a state and apply each operation in the exact order given by the task.task resultExpected output1 2 3 4 0
  1. 1

    Initialize

    Record the starting values from the sample input.
  2. 2

    Apply

    Perform each required operation and update the state.
  3. 3

    Observe

    Read the final state or event count required by the task.
  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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