Skip to content
Avio Lines
← All interchangesInterchange
O

OpenAI

17 problems · 9 with a MIK video · 3 asked in the last 6 months
D · DSA 9
Interview readinessSign up to see how ready you are for OpenAI, weighted by how often each problem is asked.Sign up

17 problems, most frequent first

DoneLC #ProblemLevelHow often askedMIK video
2502Design Memory Allocator ↗Asked in the last 6 monthsMedium100Not covered yet
2408Design SQL ↗Medium97Not covered yet
271Encode and Decode Strings ↗LeetCode PremiumMedium87Not covered yet
341Flatten Nested List IteratorDesign Data StructuresMedium82▶ Watch
994Rotting OrangesGraphs · Asked in the last 6 monthsMedium82▶ Watch
981Time Based Key-Value Store ↗Medium78Not covered yet
751IP to CIDR ↗LeetCode PremiumMedium78Not covered yet
71Simplify PathStackMedium63▶ Watch
631Design Excel Sum Formula ↗LeetCode PremiumHard63Not covered yet
2373Largest Local Values in a MatrixArraysEasy49▶ Watch
735Asteroid CollisionStackMedium49▶ Watch
3484Design SpreadsheetDesign Data StructuresMedium49▶ Watch
42Trapping Rain WaterArraysHard49▶ Watch
362Design Hit Counter ↗LeetCode PremiumMedium49Not covered yet
1797Design Authentication Manager ↗Asked in the last 6 monthsMedium49Not covered yet
1146Snapshot ArrayDesign Data StructuresMedium49▶ Watch
146LRU CacheDesign Data StructuresMedium49▶ Watch

Source: community data (liquidslr/leetcode-company-wise-problems), updated Aug 16, 2026. Company tags are crowd-reported and may be incomplete.