Whatnot
Live-commerce loops — practical coding plus design questions about live video, bidding, and payments under load.
Typical loop
- 1Recruiter screen
- 2Hiring-manager conversation
- 3Practical coding round
- 4Onsite: system design round
- 5Product sense and values round
Asked on LeetCode
All 13 by time range →- Valid Palindrome IIeasyTwo PointersStringGreedyfrequency 100.0
- Remove All Adjacent Duplicates In StringeasyStringStackfrequency 95.6
- Knight DialermediumDynamic Programmingfrequency 86.8
- Number of IslandsmediumArrayDepth-First SearchBreadth-First SearchUnion-Find+1frequency 82.8
- Analyze User Website Visit PatternmediumArrayHash TableStringSortingfrequency 78.0
- Squares of a Sorted ArrayeasyArrayTwo PointersSortingfrequency 78.0
- First Bad VersioneasyBinary SearchInteractivefrequency 62.9
- Group AnagramsmediumArrayHash TableStringSortingfrequency 62.9