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Yelp Problems
Master the most frequently asked interview questions for this company.
ID
Title
Difficulty
Topics
1436
Destination City
Easy
Array
Hash Table
1333
Filter Restaurants by Vegan-Friendly, Price and Distance
Medium
Array
Sorting
207
Course Schedule
Medium
Depth-First Search
Breadth-First Search
1
Two Sum
Easy
Array
Hash Table
3
Longest Substring Without Repeating Characters
Medium
Hash Table
String
784
Letter Case Permutation
Medium
String
Backtracking
692
Top K Frequent Words
Medium
Array
Hash Table
599
Minimum Index Sum of Two Lists
Easy
Array
Hash Table
564
Find the Closest Palindrome
Hard
Math
String
1455
Check If a Word Occurs As a Prefix of Any Word in a Sentence
Easy
Two Pointers
String
443
String Compression
Medium
Two Pointers
String
394
Decode String
Medium
String
Stack
381
Insert Delete GetRandom O(1) - Duplicates allowed
Hard
Array
Hash Table
380
Insert Delete GetRandom O(1)
Medium
Array
Hash Table
347
Top K Frequent Elements
Medium
Array
Hash Table
242
Valid Anagram
Easy
Hash Table
String
218
The Skyline Problem
Hard
Array
Divide and Conquer
206
Reverse Linked List
Easy
Linked List
Recursion
1126
Active Businesses
Medium
Database
151
Reverse Words in a String
Medium
Two Pointers
String
127
Word Ladder
Hard
Hash Table
String
126
Word Ladder II
Hard
Hash Table
String
56
Merge Intervals
Medium
Array
Sorting
49
Group Anagrams
Medium
Array
Hash Table
14
Longest Common Prefix
Easy
Array
String
2038
Remove Colored Pieces if Both Neighbors are the Same Color
Medium
Math
String
528
Random Pick with Weight
Medium
Array
Math
2696
Minimum String Length After Removing Substrings
Easy
String
Stack
2904
Shortest and Lexicographically Smallest Beautiful String
Medium
String
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