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Why Did the Cow Cross the Road III

USACO · 2017 · February · bronze-3

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sample trace

Why Did the Cow Cross the Road III: sample trace

Trace this official sample for Why Did the Cow Cross the Road III: use the task rules to map the shown input to the expected output.

Published input3 2 1 8 3 5 7modelAlgorithm ideaApply the task rule to this published instance, preserving the relationships defined by the statement.task resultExpected output15
  1. 1

    Read the sample

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  2. 2

    Follow the task relation

    Apply the exact rule in the official statement to the displayed values.
  3. 3

    Check the result

    Verify that the final value matches the published expected output.
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