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Okta LeetCode Questions 2026

Browse LeetCode problems frequently asked by Okta. Filter by difficulty and timeframe to focus your interview prep.

Last updated: 20 Feb 2026

Timeframe

Difficulty

Problem	Difficulty	Frequency	Topics
Merge Intervals	MEDIUM	87.5%	ArraySorting
Daily Temperatures	MEDIUM	62.5%	ArrayStackMonotonic Stack
Insert Delete GetRandom O(1)	MEDIUM	75%	ArrayHash TableMathDesignRandomized
Strings Differ by One Character	MEDIUM	62.5%	Hash TableStringRolling HashHash Function
Find Median from Data Stream	HARD	87.5%	Two PointersDesignSortingHeap (Priority Queue)Data Stream
Koko Eating Bananas	MEDIUM	62.5%	ArrayBinary Search
LRU Cache	MEDIUM	100%	Hash TableLinked ListDesignDoubly-Linked List
All Nodes Distance K in Binary Tree	MEDIUM	87.5%	Hash TableTreeDepth-First SearchBreadth-First SearchBinary Tree
Longest Consecutive Sequence	MEDIUM	75%	ArrayHash TableUnion-Find
Median of Two Sorted Arrays	HARD	62.5%	ArrayBinary SearchDivide and Conquer
Container With Most Water	MEDIUM	62.5%	ArrayTwo PointersGreedy
Number of Islands	MEDIUM	62.5%	ArrayDepth-First SearchBreadth-First SearchUnion-FindMatrix
Simple Bank System	MEDIUM	75%	ArrayHash TableDesignSimulation
Making File Names Unique	MEDIUM	62.5%	ArrayHash TableString
Range Sum Query 2D - Immutable	MEDIUM	62.5%	ArrayDesignMatrixPrefix Sum
Reverse Substrings Between Each Pair of Parentheses	MEDIUM	62.5%	StringStack
Word Ladder II	HARD	62.5%	Hash TableStringBacktrackingBreadth-First Search
Group Anagrams	MEDIUM	87.5%	ArrayHash TableStringSorting
Word Ladder	HARD	62.5%	Hash TableStringBreadth-First Search
Task Scheduler	MEDIUM	62.5%	ArrayHash TableGreedySortingHeap (Priority Queue)Counting

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