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Yandex LeetCode Questions 2026

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

Last updated: 20 Feb 2026

Timeframe

Difficulty

Problem	Difficulty	Frequency	Topics
Two Sum	EASY	75%	ArrayHash Table
Add Two Numbers	MEDIUM	50%	Linked ListMathRecursion
Longest Substring Without Repeating Characters	MEDIUM	87.5%	Hash TableStringSliding Window
Median of Two Sorted Arrays	HARD	50%	ArrayBinary SearchDivide and Conquer
Longest Palindromic Substring	MEDIUM	62.5%	Two PointersStringDynamic Programming
Reverse Integer	MEDIUM	37.5%	Math
Container With Most Water	MEDIUM	62.5%	ArrayTwo PointersGreedy
Valid Parentheses	EASY	62.5%	StringStack
Merge Two Sorted Lists	EASY	62.5%	Linked ListRecursion
Generate Parentheses	MEDIUM	50%	StringDynamic ProgrammingBacktracking
Merge k Sorted Lists	HARD	50%	Linked ListDivide and ConquerHeap (Priority Queue)Merge Sort
Remove Element	EASY	37.5%	ArrayTwo Pointers
Search in Rotated Sorted Array	MEDIUM	50%	ArrayBinary Search
Trapping Rain Water	HARD	62.5%	ArrayTwo PointersDynamic ProgrammingStackMonotonic Stack
Group Anagrams	MEDIUM	62.5%	ArrayHash TableStringSorting
Merge Intervals	MEDIUM	75%	ArraySorting
Simplify Path	MEDIUM	50%	StringStack
Minimum Window Substring	HARD	50%	Hash TableStringSliding Window
Merge Sorted Array	EASY	62.5%	ArrayTwo PointersSorting
Validate Binary Search Tree	MEDIUM	37.5%	TreeDepth-First SearchBinary Search TreeBinary Tree

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