Poker Card Runs and Sets Enumeration

CodingZipLast reported April 2026Medium Frequency
Reported
5× across candidate reports
First seen
September 2025
Last reported
April 2026
Reported outcome
mixed

Problem Overview

Given poker cards, form 3 groups of 3-card straights plus 1 pair. Candidate used counter-based approach (solve pairs first, then straights). Passed provided test cases but interviewer noted hidden bugs; time ran out before fixes. Two framings are reported, and they are different tasks - clarify which one you are…

  • 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
Unlock the full Zip catalog
Full problem statements, candidate-reported follow-ups, and walkthroughs — for every Zip question.
Unlock with Pro
Already a member? Sign in
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.
Is this helpful?