tree 3 fenwick-tree 2 dfs iterative 2 breadth first search 2 bfs 2 dfs 2 prefix-tree 2 prefix tree 2 segment-tree 2 segment tree 2 tree-multiset 2 avl-tree 2 avl tree 2 binary tree 2 binary-search-tree 2 binary search tree 2 algorithm 2 sort 2 fenwick 2 Dijkstra 2 bellman-ford 2 bellman ford 2 morris 2 doubly-linked-list 2 singly linked list 2 deque 2 stack 2 max-priority-queue 2 priority queue 2 min-heap 2 min heap 2 directed graph 2 iterative 2 recursive 2 data 2 structure 2 data structure 2 data structures 2 binary 2 directed 2 graph 2 priority 2 singly 2 linked 2 typscript 2 trie 1 prefixtree 1 avltree 1 tree set 1 treeset 1 tree-set 1 tree multiset 1 treemultiset 1 tree map 1 treemap 1 tree-map 1 tree multimap 1 treemultimap 1 tree-multimap 1 binary indexed tree 1 binaryindexedtree 1 hash 1 segmenttree 1 sorted 1 order 1 ordered 1 Morris 1 undirected-graph 1 c++stl 1 C++ std 1 stl 1 std:: 1 Python 1 collections 1 Python Collections 1 pythoncollections 1 python-collections 1 C# 1 System.Collections.Generic 1 collection 1 java.util 1 Java 1 util 1 binarysearchtree 1 BST 1 binarytree 1 binary-tree 1 red black tree 1 redblacktree 1 redblack tree 1 red-black-tree 1 redblack-tree 1 ESModules 1 minheap 1 ES Modules 1 UMD 1 max heap 1 maxheap 1 max-heap 1 ES6 1