๐๏ธ intro
What is data structure
๐๏ธ linked list
Linked list
๐๏ธ stack / queue
Stack and queue
๐๏ธ heap
Heap
๐๏ธ tree / graph
Tree and graph
๐๏ธ binary search tree / hash map
Binary search tree and hash map
๐๏ธ trie
Trie
๐๏ธ disjoint set union
Disjoint set union
๐๏ธ graph
Graph