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Companies
De Shaw
Hash Table
Hash Table
0/20 solved
LRU Cache
MEDIUM
Longest Consecutive Sequence
MEDIUM
Majority Element
EASY
Letter Combinations of a Phone Number
MEDIUM
First Missing Positive
HARD
Contains Duplicate
EASY
All Nodes Distance K in Binary Tree
MEDIUM
Task Scheduler
MEDIUM
Insert Delete GetRandom O(1)
MEDIUM
Open the Lock
MEDIUM
Smallest Range Covering Elements from K Lists
HARD
Number of Substrings Containing All Three Characters
MEDIUM
Max Number of K-Sum Pairs
MEDIUM
Relative Sort Array
EASY
Insert Delete GetRandom O(1) - Duplicates allowed
HARD
Equal Row and Column Pairs
MEDIUM
Number of Wonderful Substrings
MEDIUM
Minimum Number of Pushes to Type Word II
MEDIUM
Minimum Size Subarray in Infinite Array
MEDIUM
Minimum Deletions to Make String K-Special
MEDIUM