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https://github.com/acecoooool/algs4cplusplus
Algorithms, 4th edition textbook code (using c++)
https://github.com/acecoooool/algs4cplusplus
algorithm algs4 cplusplus-11 cplusplus-14
Last synced: 2 months ago
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Algorithms, 4th edition textbook code (using c++)
- Host: GitHub
- URL: https://github.com/acecoooool/algs4cplusplus
- Owner: AceCoooool
- Created: 2018-06-19T10:43:42.000Z (over 6 years ago)
- Default Branch: master
- Last Pushed: 2020-10-02T14:55:50.000Z (about 4 years ago)
- Last Synced: 2024-10-12T16:23:34.126Z (2 months ago)
- Topics: algorithm, algs4, cplusplus-11, cplusplus-14
- Language: C++
- Size: 38.6 MB
- Stars: 15
- Watchers: 2
- Forks: 4
- Open Issues: 1
-
Metadata Files:
- Readme: README.md
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README
# Algorithms
Algorithms, 4th edition textbook code (using c++)
> official java code: [Algorithms, 4th Edition](https://algs4.cs.princeton.edu/home/)
**Note：**
1. based on STL Library
2. using C++17
3. **Not support** drawing
4. Welcome to point out the error, and pull better code
### TODO
- [ ] check ch1
- [ ] check ch2
- [ ] check ch3
- [ ] check ch4
- [ ] check ch5
- [ ] add ch6
## Tutorial: run demo code
### terminal
```shell
# for example
cd ch1
g++ 1_BinarySearch/main.cpp -o binary
./binary
```
### IDE(clion)
You sholud Edit the Configurations：（Due to the relative file path）
```shell
Working directory: youroot/algs4cplusplus/ch1
```
## ch1. Fundamentals
| REF | PROGRAM | DESCRIPTION / C++DOC | REF | PROGRAM | DESCRIPTION / C++DOC |
| :----------------------------------------------------------: | :-------------------------------------------------------: | :------------------------------: | :----------------------------------------------------------: | :---------------------------------------------------: | :-----------------------------: |
| [-](https://algs4.cs.princeton.edu/11model/index.php#-) | [BinarySearch.h](ch1/head/BinarySearch.h) | binary search | [-](https://algs4.cs.princeton.edu/11model/index.php#-) | [RandomSeq.cpp](ch1/2_RandomSeq/main.cpp) | random numbers in a given range |
| [-](https://algs4.cs.princeton.edu/11model/index.php#-) | [Average.cpp](ch1/3_Average/main.cpp) | average of a sequence of numbers | [-](https://algs4.cs.princeton.edu/11model/index.php#-) | [Cat.cpp](ch1/4_Cat/main.cpp) | concatenate files |
| [-](https://algs4.cs.princeton.edu/11model/index.php#-) | [Knuth.h](ch1/head/Knuth.h) | Knuth shuffle | [-](https://algs4.cs.princeton.edu/12oop/index.php#-) | [Counter.h](ch1/head/Counter.h) | counter |
| [-](https://algs4.cs.princeton.edu/12oop/index.php#-) | [StaticSETofInts.h](ch1/head/StaticSETofInts.h) | set of integers | [-](https://algs4.cs.princeton.edu/12oop/index.php#-) | [Whitelist.cpp](ch1/8_Whitelist/main.cpp) | whitelist client |
| [-](https://algs4.cs.princeton.edu/12oop/index.php#-) | [Vector.h](ch1/head/Vector.h) | Euclidean vector | [-](https://algs4.cs.princeton.edu/12oop/index.php#-) | [Date.h](ch1/head/Date.h) | date |
| [-](https://algs4.cs.princeton.edu/12oop/index.php#-) | [Transaction.h](ch1/head/Transaction.h) | transaction | [-](https://algs4.cs.princeton.edu/12oop/index.php#-) | [Point2D.h](ch1/head/Point2D.h) | point |
| [-](https://algs4.cs.princeton.edu/12oop/index.php#-) | [RectHV.h](ch1/head/RectHV.h) | axis-aligned rectangle | [-](https://algs4.cs.princeton.edu/12oop/index.php#-) | [Interval1D.h](ch1/head/Interval1D.h) | 1d interval |
| [-](https://algs4.cs.princeton.edu/12oop/index.php#-) | [Interval2D.h](ch1/head/Interval2D.h) | 2d interval | [-](https://algs4.cs.princeton.edu/12oop/index.php#-) | [Accumulator.h](ch1/head/Accumulator.h) | running average and stddev |
| [1.1](https://algs4.cs.princeton.edu/13stacks/index.php#1.1) | [ResizingArrayStack.h](ch1/head/ResizingArrayStack.h) | LIFO stack (resizing array) | [1.2](https://algs4.cs.princeton.edu/13stacks/index.php#1.2) | [LinkedStack.h](ch1/head/LinkedStack.h) | LIFO stack (linked list) |
| [-](https://algs4.cs.princeton.edu/13stacks/index.php#-) | [Stack.h](ch1/head/Stack.h) | LIFO stack | [-](https://algs4.cs.princeton.edu/13stacks/index.php#-) | [ResizingArrayQueue.h](ch1/head/ResizingArrayQueue.h) | FIFO queue (resizing array) |
| [1.3](https://algs4.cs.princeton.edu/13stacks/index.php#1.3) | [LinkedQueue.h](ch1/head/LinkedQueue.h) | FIFO queue (linked list) | [-](https://algs4.cs.princeton.edu/13stacks/index.php#-) | [Queue.h](ch1/head/Queue.h) | FIFO queue |
| [-](https://algs4.cs.princeton.edu/13stacks/index.php#-) | [ResizingArrayBag.h](ch1/head/ResizingArrayBag.h) | multiset (resizing array) | [1.4](https://algs4.cs.princeton.edu/13stacks/index.php#1.4) | [LinkedBag.h](ch1/head/LinkedBag.h) | multiset (linked list) |
| [-](https://algs4.cs.princeton.edu/13stacks/index.php#-) | [Bag.h](ch1/head/Bag.h) | multiset | [-](https://algs4.cs.princeton.edu/14analysis/index.php#-) | [Stopwatch.h](ch1/head/Stopwatch.h) | timer (wall time) |
| [-](https://algs4.cs.princeton.edu/14analysis/index.php#-) | [StopwatchCPU.h]() | timer (CPU time) | [-](https://algs4.cs.princeton.edu/14analysis/index.php#-) | [LinearRegression.h](ch1/head/LinearRegression.h) | simple linear regression |
| [-](https://algs4.cs.princeton.edu/14analysis/index.php#-) | [ThreeSum.h](ch1/head/ThreeSum.h) | brute-force three sum | [-](https://algs4.cs.princeton.edu/14analysis/index.php#-) | [ThreeSumFast.h](ch1/head/ThreeSumFast.h) | faster three sum |
| [-](https://algs4.cs.princeton.edu/14analysis/index.php#-) | [DoublingTest.h](ch1/head/DoublingTest.h) | doubling test | [-](https://algs4.cs.princeton.edu/14analysis/index.php#-) | [DoublingRatio.cpp](ch1/32_DoublingRatio/main.cpp) | doubling ratio |
| [-](https://algs4.cs.princeton.edu/15uf/index.php#-) | [QuickFindUF.h](ch1/head/QuickFindUF.h) | quick find | [-](https://algs4.cs.princeton.edu/15uf/index.php#-) | [QuickUnionUF.h](ch1/head/QuickUnionUF.h) | quick union |
| [1.5](https://algs4.cs.princeton.edu/15uf/index.php#1.5) | [WeightedQuickUnionUF.h](ch1/head/WeightedQuickUnionUF.h) | weighted quick union | [-](https://algs4.cs.princeton.edu/15uf/index.php#-) | [UF.h](ch1/head/UF.h) | union-by-rank with path halving |
## ch2. Sorting
| REF | PROGRAM | DESCRIPTION / C++DOC | REF | PROGRAM | DESCRIPTION /C++DOC |
| :----------------------------------------------------------: | :----------------------------------------------------------: | :-------------------------------: | :----------------------------------------------------------: | :----------------------------------------------------------: | :---------------------------: |
| [2.1](https://algs4.cs.princeton.edu/21elementary/index.php#2.1) | [Insertion.h](ch2/head/Insertion.h) | insertion sort | [-](https://algs4.cs.princeton.edu/21elementary/index.php#-) | [InsertionX.h](ch2/head/InsertionX.h) | insertion sort (optimized) |
| [-](https://algs4.cs.princeton.edu/21elementary/index.php#-) | [BinaryInsertion.h](ch2/head/InsertionX.h) | binary insertion sort | [2.2](https://algs4.cs.princeton.edu/21elementary/index.php#2.2) | [Selection.h](ch2/head/InsertionX.h) | selection sort |
| [2.3](https://algs4.cs.princeton.edu/21elementary/index.php#2.3) | [Shell.java](https://algs4.cs.princeton.edu/21elementary/Shell.java.html) | shellsort | [2.4](https://algs4.cs.princeton.edu/22mergesort/index.php#2.4) | [Merge.java](https://algs4.cs.princeton.edu/22mergesort/Merge.java.html) | top-down mergesort |
| [-](https://algs4.cs.princeton.edu/22mergesort/index.php#-) | [MergeBU.h](ch2/head/MergeBU.h) | bottom-up mergesort | [-](https://algs4.cs.princeton.edu/22mergesort/index.php#-) | [MergeX.h](ch2/head/MergeX.h) | optimized mergesort |
| [-](https://algs4.cs.princeton.edu/22mergesort/index.php#-) | [Inversions.h](ch2/head/Inversions.h) | number of inversions | [2.5](https://algs4.cs.princeton.edu/23quicksort/index.php#2.5) | [Quick.h](ch2/head/Quick.h) | quicksort |
| [-](https://algs4.cs.princeton.edu/23quicksort/index.php#-) | [Quick3way.h](ch2/head/Quick3way.h) | quicksort with 3-way partitioning | [-](https://algs4.cs.princeton.edu/23quicksort/index.php#-) | [QuickX.h](ch2/head/QuickX.h) | optimized 2-way quicksort |
| [-](https://algs4.cs.princeton.edu/23quicksort/index.php#-) | [QuickBentleyMcIlroy.h](ch2/head/QuickBentleyMcIlroy.h) | optimized 3-way quicksort | [-](https://algs4.cs.princeton.edu/24pq/index.php#-) | [TopM.cpp](ch2/14_TopM/main.cpp) | priority queue client |
| [2.6](https://algs4.cs.princeton.edu/24pq/index.php#2.6) | [MaxPQ.h](ch2/head/MaxPQ.h) | max heap priority queue | [-](https://algs4.cs.princeton.edu/24pq/index.php#-) | [MinPQ.h](ch2/head/MinPQ.h) | min heap priority queue |
| [-](https://algs4.cs.princeton.edu/24pq/index.php#-) | [IndexMinPQ.h](ch2/head/IndexMinPQ.h) | index min heap priority queue | [-](https://algs4.cs.princeton.edu/24pq/index.php#-) | [IndexMaxPQ.h](ch2/head/IndexMaxPQ.h) | index max heap priority queue |
| [-](https://algs4.cs.princeton.edu/24pq/index.php#-) | [Multiway.h](ch2/head/Multiway.h) | multiway merge | [2.7](https://algs4.cs.princeton.edu/24pq/index.php#2.7) | [Heap.h](ch2/head/Heap.h) | heapsort |
## ch3. Searching
| REF | PROGRAM | DESCRIPTION / C++DOC | REF | PROGRAM | DESCRIPTION /C++DOC |
| :----------------------------------------------------------: | :-----------------------------------------------------: | :-----------------------: | :----------------------------------------------------------: | :----------------------------------------------------------: | :--------------------------: |
| [-](https://algs4.cs.princeton.edu/31elementary/index.php#-) | [FrequencyCounter.cpp](ch3/1_FrequencyCounter/main.cpp) | frequency counter | [3.1](https://algs4.cs.princeton.edu/31elementary/index.php#3.1) | [SequentialSearchST.h](ch3/head/SequentialSearchST.h) | sequential search |
| [3.2](https://algs4.cs.princeton.edu/31elementary/index.php#3.2) | [BinarySearchST.h](ch3/head/BinarySearchST.h) | binary search | [3.3](https://algs4.cs.princeton.edu/32bst/index.php#3.3) | [BST.h](ch3/head/BST.h) | binary search tree |
| [3.4](https://algs4.cs.princeton.edu/33balanced/index.php#3.4) | [RedBlackBST.h](ch3/head/RedBlackBST.h) | red-black tree | [3.5](https://algs4.cs.princeton.edu/34hash/index.php#3.5) | [SeparateChainingHashST.h](ch3/head/SeparateChainingHashST.h) | separate chaining hash table |
| [3.6](https://algs4.cs.princeton.edu/34hash/index.php#3.6) | [LinearProbingHashST.h](ch3/head/LinearProbingHashST.h) | linear probing hash table | [-](https://algs4.cs.princeton.edu/35applications/index.php#-) | [ST.h](ch3/head/ST.h) | ordered symbol table |
| [-](https://algs4.cs.princeton.edu/35applications/index.php#-) | [SET.h](ch3/head/SET.h) | ordered set | [-](https://algs4.cs.princeton.edu/35applications/index.php#-) | [DeDup.cpp](ch3/10_DeDup/main.cpp) | remove duplicates |
| [-](https://algs4.cs.princeton.edu/35applications/index.php#-) | [WhiteFilter.cpp](ch3/11_WhiteFilter/main.cpp) | whitelist filter | [-](https://algs4.cs.princeton.edu/35applications/index.php#-) | [BlackFilter.cpp](ch3/12_BlackFilter) | blacklist filter |
| [-](https://algs4.cs.princeton.edu/35applications/index.php#-) | [LookupCSV.cpp](ch3/13_LookupCSV/main.cpp) | dictionary lookup | [-](https://algs4.cs.princeton.edu/35applications/index.php#-) | [LookupIndex.cpp](ch3/14_LookupIndex/main.cpp) | index and inverted index |
| [-](https://algs4.cs.princeton.edu/35applications/index.php#-) | [FileIndex.cpp](ch3/15_FileIndex/main.cpp) | file indexing | [-](https://algs4.cs.princeton.edu/35applications/index.php#-) | [SparseVector.h](ch3/head/SparseVector.h) | sparse vector |
## ch4. Graphs
| REF | PROGRAM | DESCRIPTION / C++DOC | REF | PROGRAM | DESCRIPTION / C++DOC |
| :----------------------------------------------------------: | :----------------------------------------------------------: | :------------------------------: | :----------------------------------------------------------: | :----------------------------------------------------------: | :----------------------------------: |
| [-](https://algs4.cs.princeton.edu/41graph/index.php#-) | [Graph.h](ch4/head/Graph.h) | undirected graph | [-](https://algs4.cs.princeton.edu/41graph/index.php#-) | [GraphGenerator.java](https://algs4.cs.princeton.edu/41graph/GraphGenerator.java.html) | generate random graphs |
| [-](https://algs4.cs.princeton.edu/41graph/index.php#-) | [DepthFirstSearch.h](ch4/head/DepthFirstSearch.h) | depth-first search in a graph | [-](https://algs4.cs.princeton.edu/41graph/index.php#-) | [NonrecursiveDFS.h](ch4/head/NonrecursiveDFS.h) | DFS in a graph (nonrecursive) |
| [4.1](https://algs4.cs.princeton.edu/41graph/index.php#4.1) | [DepthFirstPaths.h](ch4/head/DepthFirstPaths.h) | paths in a graph (DFS) | [4.2](https://algs4.cs.princeton.edu/41graph/index.php#4.2) | [BreadthFirstPaths.h](ch4/head/BreadthFirstPaths.h) | paths in a graph (BFS) |
| [4.3](https://algs4.cs.princeton.edu/41graph/index.php#4.3) | [CC.h](ch4/head/CC.h) | connected components of a graph | [-](https://algs4.cs.princeton.edu/41graph/index.php#-) | [Bipartite.h](ch4/head/Bipartite.h) | bipartite or odd cycle (DFS) |
| [-](https://algs4.cs.princeton.edu/41graph/index.php#-) | [BipartiteX.h](ch4/head/BipartiteX.h) | bipartite or odd cycle (BFS) | [-](https://algs4.cs.princeton.edu/41graph/index.php#-) | [Cycle.h](ch4/head/Cycle.h) | cycle in a graph |
| [-](https://algs4.cs.princeton.edu/41graph/index.php#-) | [EulerianCycle.h](ch4/head/EulerianCycle.h) | Eulerian cycle in a graph | [-](https://algs4.cs.princeton.edu/41graph/index.php#-) | [EulerianPath.h](ch4/head/EulerianPath.h) | Eulerian path in a graph |
| [-](https://algs4.cs.princeton.edu/41graph/index.php#-) | [SymbolGraph.h](ch4/head/SymbolGraph.h) | symbol graph | [-](https://algs4.cs.princeton.edu/41graph/index.php#-) | [DegreesOfSeparation.cpp](ch4/14_DegreesOfSeparation/main.cpp) | degrees of separation |
| [-](https://algs4.cs.princeton.edu/42digraph/index.php#-) | [Digraph.h](ch4/head/Digraph.h) | directed graph | [-](https://algs4.cs.princeton.edu/42digraph/index.php#-) | [DigraphGenerator.h](ch4/head/DigraphGenerator.h) | generate random digraphs |
| [4.4](https://algs4.cs.princeton.edu/42digraph/index.php#4.4) | [DirectedDFS.h](ch4/head/DirectedDFS.h) | depth-first search in a digraph | [-](https://algs4.cs.princeton.edu/42digraph/index.php#-) | [NonrecursiveDirectedDFS.h](ch4/head/NonrecursiveDirectedDFS.h) | DFS in a digraph (nonrecursive) |
| [-](https://algs4.cs.princeton.edu/42digraph/index.php#-) | [DepthFirstDirectedPaths.h](ch4/head/DepthFirstDirectedPaths.h) | paths in a digraph (DFS) | [-](https://algs4.cs.princeton.edu/42digraph/index.php#-) | [BreadthFirstDirectedPaths.h](ch4/head/BreadthFirstDirectedPaths.h) | paths in a digraph (BFS) |
| [-](https://algs4.cs.princeton.edu/44sp/index.php#-) | [DirectedCycle.h](ch4/head/DirectedCycle.h) | cycle in a digraph | [-](https://algs4.cs.princeton.edu/42digraph/index.php#-) | [DirectedCycleX.h](ch4/head/DirectedCycleX.h) | cycle in a digraph (nonrecursive) |
| [-](https://algs4.cs.princeton.edu/42digraph/index.php#-) | [DirectedEulerianCycle.h](ch4/head/DirectedEulerianCycle.h) | Eulerian cycle in a digraph | [-](https://algs4.cs.princeton.edu/42digraph/index.php#-) | [DirectedEulerianPath.h](ch4/head/DirectedEulerianPath.h) | Eulerian path in a digraph |
| [-](https://algs4.cs.princeton.edu/42digraph/index.php#-) | [DepthFirstOrder.h](ch4/head/DepthFirstOrder.h) | depth-first order in a digraph | [4.5](https://algs4.cs.princeton.edu/42digraph/index.php#4.5) | [Topological.h](ch4/head/Topological.h) | topological order in a DAG |
| [-](https://algs4.cs.princeton.edu/42digraph/index.php#-) | [TopologicalX.h](ch4/head/TopologicalX.h) | topological order (nonrecursive) | [-](https://algs4.cs.princeton.edu/42digraph/index.php#-) | [TransitiveClosure.h](ch4/head/TransitiveClosure.h) | transitive closure |
| [-](https://algs4.cs.princeton.edu/42digraph/index.php#-) | [SymbolDigraph.h](ch4/head/SymbolDigraph.h) | symbol digraph | [4.6](https://algs4.cs.princeton.edu/42digraph/index.php#4.6) | [KosarajuSharirSCC.h](ch4/head/KosarajuSharirSCC.h) | strong components (Kosaraju–Sharir) |
| [-](https://algs4.cs.princeton.edu/42digraph/index.php#-) | [TarjanSCC.h](ch4/head/TarjanSCC.h) | strong components (Tarjan) | [-](https://algs4.cs.princeton.edu/42digraph/index.php#-) | [GabowSCC.h](ch4/head/GabowSCC.h) | strong components (Gabow) |
| [-](https://algs4.cs.princeton.edu/43mst/index.php#-) | [EdgeWeightedGraph.h](ch4/head/EdgeWeightedGraph.h) | edge-weighted graph | [-](https://algs4.cs.princeton.edu/43mst/index.php#-) | [Edge.h](ch4/head/Edge.h) | weighted edge |
| [-](https://algs4.cs.princeton.edu/43mst/index.php#-) | [LazyPrimMST.h](ch4/head/LazyPrimMST.h) | MST (lazy Prim) | [4.7](https://algs4.cs.princeton.edu/43mst/index.php#4.7) | [PrimMST.h](ch4/head/PrimMST.h) | MST (Prim) |
| [4.8](https://algs4.cs.princeton.edu/43mst/index.php#4.8) | [KruskalMST.h](ch4/head/KruskalMST.h) | MST (Kruskal) | [-](https://algs4.cs.princeton.edu/43mst/index.php#-) | [BoruvkaMST.h](ch4/head/BoruvkaMST.h) | MST (Boruvka) |
| [-](https://algs4.cs.princeton.edu/44sp/index.php#-) | [EdgeWeightedDigraph.h](ch4/head/EdgeWeightedDigraph.h) | edge-weighted digraph | [-](https://algs4.cs.princeton.edu/44sp/index.php#-) | [DirectedEdge.h](ch4/head/DirectedEdge.h) | weighted, directed edge |
| [4.9](https://algs4.cs.princeton.edu/44sp/index.php#4.9) | [DijkstraSP.h](ch4/head/DijkstraSP.h) | shortest paths (Dijkstra) | [-](https://algs4.cs.princeton.edu/44sp/index.php#-) | [DijkstraUndirectedSP.h](ch4/head/DijkstraUndirectedSP.h) | undirected shortest paths (Dijkstra) |
| [-](https://algs4.cs.princeton.edu/44sp/index.php#-) | [DijkstraAllPairsSP.h](ch4/head/DijkstraAllPairsSP.h) | all-pairs shortest paths | [4.10](https://algs4.cs.princeton.edu/44sp/index.php#4.10) | [AcyclicSP.h](ch4/head/AcyclicSP.h) | shortest paths in a DAG |
| [-](https://algs4.cs.princeton.edu/44sp/index.php#-) | [AcyclicLP.h](ch4/head/AcyclicLP.h) | longest paths in a DAG | [-](https://algs4.cs.princeton.edu/44sp/index.php#-) | [CPM.cpp](ch4/46_CPM/main.cpp) | critical path method |
| [4.11](https://algs4.cs.princeton.edu/44sp/index.php#4.11) | [BellmanFordSP.h](ch4/head/BellmanFordSP.h) | shortest paths (Bellman–Ford) | [-](https://algs4.cs.princeton.edu/44sp/index.php#-) | [EdgeWeightedDirectedCycle.h](ch4/head/EdgeWeightedDirectedCycle.h) | cycle in an edge-weighted digraph |
| [-](https://algs4.cs.princeton.edu/44sp/index.php#-) | [Arbitrage.cpp](ch4/49_Arbitrage/main.cpp) | arbitrage detection | [-](https://algs4.cs.princeton.edu/44sp/index.php#-) | [FloydWarshall.h](ch4/head/FloydWarshall.h) | all-pairs shortest paths (dense) |
| [-](https://algs4.cs.princeton.edu/44sp/index.php#-) | [AdjMatrixEdgeWeightedDigraph.h](ch4/head/AdjMatrixEdgeWeightedDigraph.h) | edge-weighted graph (dense) | | | |
## ch5. Strings
| REF | PROGRAM | DESCRIPTION / C++DOC | REF | PROGRAM | DESCRIPTION / C++DOC |
| :----------------------------------------------------------: | :----------------------------------------------------------: | :----------------------------: | :----------------------------------------------------------: | :----------------------------------------------------------: | :-----------------------------------: |
| [-](https://algs4.cs.princeton.edu/50strings/index.php#-) | [Alphabet.java](https://algs4.cs.princeton.edu/50strings/Alphabet.java.html) | alphabet | [-](https://algs4.cs.princeton.edu/50strings/index.php#-) | [Count.java](https://algs4.cs.princeton.edu/50strings/Count.java.html) | alphabet client |
| [5.1](https://algs4.cs.princeton.edu/51radix/index.php#5.1) | [LSD.h](ch5/head/LSD.h) | LSD radix sort | [5.2](https://algs4.cs.princeton.edu/51radix/index.php#5.2) | [MSD.h](ch5/head/MSD.h) | MSD radix sort |
| [-](https://algs4.cs.princeton.edu/51radix/index.php#-) | [InplaceMSD.h](ch5/head/InplaceMSD.h) | In-place MSD radix sort1 | [5.3](https://algs4.cs.princeton.edu/51radix/index.php#5.3) | [Quick3string.h](ch5/head/Quick3string.h) | 3-way string quicksort |
| [-](https://algs4.cs.princeton.edu/51radix/index.php#-) | [AmericanFlag.h](ch5/head/AmericanFlag.h) | American flag sort1 | [-](https://algs4.cs.princeton.edu/51radix/index.php#-) | [AmericanFlagX.h](ch5/head/AmericanFlagX.h) | non-recursive American flag sort1 |
| [5.4](https://algs4.cs.princeton.edu/52trie/index.php#5.4) | [TrieST.h](ch5/head/TrieST.h) | multiway trie symbol table | [-](https://algs4.cs.princeton.edu/52trie/index.php#-) | [TrieSET.h](ch5/head/TrieSET.h) | multiway trie set |
| [5.5](https://algs4.cs.princeton.edu/52trie/index.php#5.5) | [TST.h](ch5/head/TrieSET.h) | ternary search trie | [5.6](https://algs4.cs.princeton.edu/53substring/index.php#5.6) | [KMP.h](ch5/head/KMP.h) | substring search (Knuth–Morris–Pratt) |
| [5.7](https://algs4.cs.princeton.edu/53substring/index.php#5.7) | [BoyerMoore.h](ch5/head/BoyerMoore.h) | substring search (Boyer–Moore) | [5.8](https://algs4.cs.princeton.edu/53substring/index.php#5.8) | [RabinKarp.h](ch5/head/RabinKarp.h) | substring search (Rabin–Karp) |
| [5.9](https://algs4.cs.princeton.edu/54regexp/index.php#5.9) | [NFA.h](ch5/head/NFA.h) | NFA for regular expressions | [-](https://algs4.cs.princeton.edu/54regexp/index.php#-) | [GREP.cpp](ch5/16_GREP/main.cpp) | grep |
| [-](https://algs4.cs.princeton.edu/55compression/index.php#-) | [BinaryDump.cpp](ch5/17_BinaryDump/main.cpp) | binary dump | | | |