Question 1

Min Stack — Tinkoff Interview Question

Accepted Answer

"Min Stack" is a medium difficulty problem asked at Tinkoff interviews. It covers the following topics: Stack, Design. You can practice it on LeetCode: https://leetcode.com/problems/min-stack

Question 2

Longest Substring Without Repeating Characters — Tinkoff Interview Question

Accepted Answer

"Longest Substring Without Repeating Characters" is a medium difficulty problem asked at Tinkoff interviews. It covers the following topics: Hash Table, String, Sliding Window. You can practice it on LeetCode: https://leetcode.com/problems/longest-substring-without-repeating-characters

Question 3

Two Sum — Tinkoff Interview Question

Accepted Answer

"Two Sum" is a easy difficulty problem asked at Tinkoff interviews. It covers the following topics: Array, Hash Table. You can practice it on LeetCode: https://leetcode.com/problems/two-sum

Question 4

Rotate Image — Tinkoff Interview Question

Accepted Answer

"Rotate Image" is a medium difficulty problem asked at Tinkoff interviews. It covers the following topics: Array, Math, Matrix. You can practice it on LeetCode: https://leetcode.com/problems/rotate-image

Question 5

Keys and Rooms — Tinkoff Interview Question

Accepted Answer

"Keys and Rooms" is a medium difficulty problem asked at Tinkoff interviews. It covers the following topics: Depth-First Search, Breadth-First Search, Graph. You can practice it on LeetCode: https://leetcode.com/problems/keys-and-rooms

Question 6

Longest Palindromic Substring — Tinkoff Interview Question

Accepted Answer

"Longest Palindromic Substring" is a medium difficulty problem asked at Tinkoff interviews. It covers the following topics: Two Pointers, String, Dynamic Programming. You can practice it on LeetCode: https://leetcode.com/problems/longest-palindromic-substring

#	Question Title	Difficulty	Frequency	Topics
1	Min Stack	MEDIUM	100.0	StackDesign
2	Longest Substring Without Repeating Characters	MEDIUM	100.0	Hash TableStringSliding Window
3	Two Sum	EASY	97.6	ArrayHash Table
4	Rotate Image	MEDIUM	85.0	ArrayMathMatrix
5	Keys and Rooms	MEDIUM	85.0	Depth-First SearchBreadth-First SearchGraph
6	Longest Palindromic Substring	MEDIUM	80.5	Two PointersStringDynamic Programming
7	Find First and Last Position of Element in Sorted Array	MEDIUM	80.5	ArrayBinary Search
8	Simplify Path	MEDIUM	80.5	StringStack
9	Backspace String Compare	EASY	80.5	Two PointersStringStack+1
10	Form Smallest Number From Two Digit Arrays	EASY	75.0	ArrayHash TableEnumeration

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