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Companies
Microsoft
Design
Design
0/31 solved
LRU Cache
MEDIUM
Min Stack
MEDIUM
Find Median from Data Stream
HARD
Implement Trie (Prefix Tree)
MEDIUM
Serialize and Deserialize Binary Tree
HARD
Insert Delete GetRandom O(1)
MEDIUM
Binary Search Tree Iterator
MEDIUM
Implement Queue using Stacks
EASY
Kth Largest Element in a Stream
EASY
LFU Cache
HARD
Design HashMap
EASY
Range Sum Query 2D - Immutable
MEDIUM
Time Based Key-Value Store
MEDIUM
Maximum Frequency Stack
HARD
Design Twitter
MEDIUM
Design Circular Queue
MEDIUM
Serialize and Deserialize BST
MEDIUM
Design Linked List
MEDIUM
Design Search Autocomplete System
HARD
Design Tic-Tac-Toe
MEDIUM
Design Hit Counter
MEDIUM
Encode and Decode TinyURL
MEDIUM
Max Stack
HARD
Logger Rate Limiter
EASY
Design In-Memory File System
HARD
Encode and Decode Strings
MEDIUM
Shuffle an Array
MEDIUM
Complete Binary Tree Inserter
MEDIUM
Design Snake Game
MEDIUM
Design Skiplist
HARD
First Unique Number
MEDIUM