Question 1

Subsets — Coupang Interview Question

Accepted Answer

"Subsets" is a medium difficulty problem asked at Coupang interviews. It covers the following topics: Array, Backtracking, Bit Manipulation. You can practice it on LeetCode: https://leetcode.com/problems/subsets

Question 2

Word Break — Coupang Interview Question

Accepted Answer

"Word Break" is a medium difficulty problem asked at Coupang interviews. It covers the following topics: Array, Hash Table, String, Dynamic Programming, Trie, Memoization. You can practice it on LeetCode: https://leetcode.com/problems/word-break

Question 3

Decode String — Coupang Interview Question

Accepted Answer

"Decode String" is a medium difficulty problem asked at Coupang interviews. It covers the following topics: String, Stack, Recursion. You can practice it on LeetCode: https://leetcode.com/problems/decode-string

Question 4

Longest Substring with At Most K Distinct Characters — Coupang Interview Question

Accepted Answer

"Longest Substring with At Most K Distinct Characters" is a medium difficulty problem asked at Coupang interviews. It covers the following topics: Hash Table, String, Sliding Window. You can practice it on LeetCode: https://leetcode.com/problems/longest-substring-with-at-most-k-distinct-characters

Question 5

LFU Cache — Coupang Interview Question

Accepted Answer

"LFU Cache" is a hard difficulty problem asked at Coupang interviews. It covers the following topics: Hash Table, Linked List, Design, Doubly-Linked List. You can practice it on LeetCode: https://leetcode.com/problems/lfu-cache

Question 6

Range Module — Coupang Interview Question

Accepted Answer

"Range Module" is a hard difficulty problem asked at Coupang interviews. It covers the following topics: Design, Segment Tree, Ordered Set. You can practice it on LeetCode: https://leetcode.com/problems/range-module

#	Question Title	Difficulty	Frequency	Topics
1	Subsets	MEDIUM	100.0	ArrayBacktrackingBit Manipulation
2	Word Break	MEDIUM	100.0	ArrayHash TableString+3
3	Decode String	MEDIUM	98.0	StringStackRecursion
4	Longest Substring with At Most K Distinct Characters	MEDIUM	95.8	Hash TableStringSliding Window
5	LFU Cache	HARD	95.8	Hash TableLinked ListDesign+1
6	Range Module	HARD	93.4	DesignSegment TreeOrdered Set
7	Split BST	MEDIUM	93.4	TreeBinary Search TreeRecursion+1
8	Find Pivot Index	EASY	93.4	ArrayPrefix Sum
9	LRU Cache	MEDIUM	93.4	Hash TableLinked ListDesign+1
10	Course Schedule	MEDIUM	90.7	Depth-First SearchBreadth-First SearchGraph+1

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