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Companies
Ebay
Hash Table
Hash Table
0/24 solved
Two Sum
EASY
Longest Substring Without Repeating Characters
MEDIUM
LRU Cache
MEDIUM
Majority Element
EASY
Group Anagrams
MEDIUM
Letter Combinations of a Phone Number
MEDIUM
Top K Frequent Elements
MEDIUM
Word Break
MEDIUM
First Missing Positive
HARD
Roman to Integer
EASY
Copy List with Random Pointer
MEDIUM
Word Ladder
HARD
Reorganize String
MEDIUM
Vertical Order Traversal of a Binary Tree
HARD
Integer to Roman
MEDIUM
Design HashMap
EASY
Open the Lock
MEDIUM
Longest Arithmetic Subsequence
MEDIUM
Sort Array by Increasing Frequency
EASY
Hand of Straights
MEDIUM
Bulls and Cows
MEDIUM
Longest Substring with At Most Two Distinct Characters
MEDIUM
Rank Teams by Votes
MEDIUM
Shortest Word Distance II
MEDIUM