Pocket Gems

15 LeetCode interview questions

Difficulty Distribution

Easy

1

7%

Medium

10

67%

Hard

4

27%

Top Topics

Array(7)Hash Table(7)String(5)Sorting(5)Heap (Priority Queue)(3)Two Pointers(2)String Matching(2)Dynamic Programming(2)Trie(2)Bucket Sort(2)

All Questions

Title	Difficulty	Acceptance	Frequency	Topics
Find the Index of the First Occurrence in a String	Easy	46.2%	100.0%	Two PointersStringString Matching
Sort Colors	Medium	69.1%	100.0%	ArrayTwo PointersSorting
Non-negative Integers without Consecutive Ones	Hard	41.7%	100.0%	Dynamic Programming
Clone Graph	Medium	64.7%	100.0%	Hash TableDepth-First SearchBreadth-First Search+1
Word Break	Medium	49.1%	100.0%	ArrayHash TableString+3
Top K Frequent Words	Medium	60.0%	100.0%	ArrayHash TableString+5
Shortest Palindrome	Hard	41.9%	100.0%	StringRolling HashString Matching+1
Kth Largest Element in an Array	Medium	68.8%	100.0%	ArrayDivide and ConquerSorting+2
Alien Dictionary	Hard	37.1%	100.0%
Basic Calculator III	Hard	53.1%	100.0%
Inorder Successor in BST	Medium	51.1%	100.0%
Top K Frequent Elements	Medium	65.8%	100.0%	ArrayHash TableDivide and Conquer+5
Insert Delete GetRandom O(1)	Medium	55.3%	100.0%	ArrayHash TableMath+2
Longest Repeating Character Replacement	Medium	59.0%	100.0%	Hash TableStringSliding Window
Find All Duplicates in an Array	Medium	76.8%	100.0%	ArrayHash TableSorting

Showing 15 of 15 questions