Arrange Packages So Adjacent Weights Sum Below 10

Also reported as Rearrange Digits So Adjacent Digits Sum to at Most 9

Phone ScreenAmazonLast reported August 2026Low Frequency
Reported
2× across candidate reports
First seen
August 2026
Last reported
August 2026
Reported outcome
unknown

Problem Overview

The round: an Amazon phone-screen question in two reports from August 2026, one from an L4 phone screen (rejected) and one from an SDE II phone screen (moved to the next round). The SDE II candidate says it is not a LeetCode original. The L4 candidate asks whether the packages…

  • 3 candidate-reported follow-ups — the exact probes interviewers asked, with the trigger for each
  • The rest of the problem statement — full requirements, constraints, and edge cases
  • Approach and trade-offs — what passing candidates did, and the mistakes that sink people
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Verified Source
Every question is reconstructed from multiple independent candidate reports. Verbatim follow-ups, not invented ones.
Codex Fact-Checked
Technical claims, formulas, and scale numbers are reviewed against primary sources.
Interviewer Follow-ups
The exact follow-ups reported by candidates, with the trigger that prompts each one — plus the mistakes that sink people.
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