CodingSnowflakeLast reported August 2026Low Frequency
Reported
2× across candidate reports
First seen
May 2025
Last reported
August 2026
Reported outcome
unknown
Problem Overview
Given a singly linked list where each node contains two pointers — 'next' pointing to the next node and 'random' pointing to any arbitrary node in the list (or null) — produce a deep copy of the entire list. The…
1 candidate-reported follow-up — 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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