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Manager.cpp
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Manager.cpp
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#include "Manager.h"
#include <iostream>
#include <cmath>
#include <cstring>
#include <string>
#include <algorithm>
#include <fstream>
#include <vector>
#include <chrono>
#include "MinHeap.h"
using namespace std;
vector<int> temp(999999, 0);
Manager::~Manager()
{
if (fout.is_open())
fout.close();
}
void Manager::Run(const char* filepath)//filepath is command.txt
{
fstream fin;
fin.open(filepath);
fout.open(RESULT_LOG_PATH);//log.txt open
if (!fin)
{
fout << "====== SYSTEM ======" << endl;
fout << "CommandFileNotExist" << endl;
fout << "====================" << endl;
cout << "====== SYSTEM ======" << endl;
cout << "CommandFileNotExist" << endl;
cout << "====================" << endl;
PrintError(CommandFileNotExist);
}
char cmd[100];
while (!fin.eof())
{
fin.getline(cmd, 100);//read line
char* tmp = strtok(cmd, " ");//word cutting
if (tmp == NULL) break;
if (tmp[0] == '/' && tmp[1] == '/')
continue;
if (strcmp(tmp, "LOAD") == 0)
{
char* file = strtok(NULL, " ");
if (file == NULL)
{
PrintErrorName(tmp, "VertexKeyNotExist");
PrintError(VertexKeyNotExist);
}
else
{
if (Load(file) == LoadFileNotExist)
{//LoadFileNotExist if file is not exist.
PrintErrorName(tmp, "LoadFileNotExist");
PrintError(LoadFileNotExist);
}
else
{//load is successful.
PrintErrorName(tmp, "Success");
PrintError(Success);
}
}
}
else if (strcmp(tmp, "UPDATE") == 0)
{
if (Update() == FaildtoUpdatePath)
{
PrintErrorName(tmp, "FaildtoUpdatePath");
fout << "=================" << endl;
fout << "Error code: 005" << endl;
fout << "=================" << endl << endl;
cout << "=================" << endl;
cout << "Error code: 005" << endl;
cout << "=================" << endl << endl;
}
else
{//UPDATE is successful.
PrintErrorName(tmp, "Success");
PrintError(Success);
}
}
else if (strcmp(tmp, "PRINT") == 0)
{
if (Print() == GraphNotExist)
{
PrintErrorName(tmp, "GraphNotExist");
PrintError(GraphNotExist);
}
else
{//PRINT is successful.
PrintError(Success);
}
}
else if (strcmp(tmp, "BFS") == 0)
{
char* start = strtok(NULL, " ");
char* end = strtok(NULL, " ");
if (start == NULL || end == NULL)
{
PrintErrorName(tmp, "VertexKeyNotExist");
PrintError(VertexKeyNotExist);
}
else
{
auto code = FindPathBfs(atoi(start), atoi(end));
if (code == 201)
{
PrintErrorName(tmp, "InvalidVertexKey");
PrintError(InvalidVertexKey);
}
else if (code == 202)
{
PrintErrorName(tmp, "GraphNotExist");
PrintError(GraphNotExist);
}
else
{
PrintError(Success);
}
}
}
else if (strcmp(tmp, "DIJKSTRA") == 0)
{
char* start = strtok(NULL, " ");
char* end = strtok(NULL, " ");
if (start == NULL || end == NULL)
{
PrintErrorName(tmp, "VertexKeyNotExist");
PrintError(VertexKeyNotExist);
}
else
{
auto code = FindShortestPathDijkstraUsingSet(atoi(start), atoi(end));
if (code == 201)
{
PrintErrorName(tmp, "InvalidVertexKey");
PrintError(InvalidVertexKey);
}
else if (code == 202)
{
PrintErrorName(tmp, "GraphNotExist");
PrintError(GraphNotExist);
}
else if (code == 203)
{
PrintErrorName(tmp, "InvalidAlgorithm");
PrintError(InvalidAlgorithm);
}
else
{
PrintError(Success);
}
}
}
else if (strcmp(tmp, "DIJKSTRAMIN") == 0)
{
char* start = strtok(NULL, " ");
char* end = strtok(NULL, " ");
if (start == NULL || end == NULL)
{
PrintErrorName(tmp, "VertexKeyNotExist");
PrintError(VertexKeyNotExist);
}
else
{
auto code = FindShortestPathDijkstraUsingMinHeap(atoi(start), atoi(end));
if (code == 201)
{
PrintErrorName(tmp, "InvalidVertexKey");
PrintError(InvalidVertexKey);
}
else if (code == 202)
{
PrintErrorName(tmp, "GraphNotExist");
PrintError(GraphNotExist);
}
else if (code == 203)
{
PrintErrorName(tmp, "InvalidAlgorithm");
PrintError(InvalidAlgorithm);
}
else
{
PrintError(Success);
}
}
}
else if (strcmp(tmp, "BELLMANFORD") == 0)
{
char* start = strtok(NULL, " ");
char* end = strtok(NULL, " ");
if (start == NULL || end == NULL)
{
PrintErrorName(tmp, "VertexKeyNotExist");
PrintError(VertexKeyNotExist);
}
else
{
auto code = FindShortestPathBellmanFord(atoi(start), atoi(end));
if (code == 201)
{
PrintErrorName(tmp, "InvalidVertexKey");
PrintError(InvalidVertexKey);
}
else if (code == 202)
{
PrintErrorName(tmp, "GraphNotExist");
PrintError(GraphNotExist);
}
else if (code == 204)
{
PrintErrorName(tmp, "NegativeCycleDetected");
PrintError(NegativeCycleDetected);
}
else
{
PrintError(Success);
}
}
}
else if (strcmp(tmp, "FLOYD") == 0)
{
auto code = FindShortestPathFloyd();
if (code == 202)
{
PrintErrorName(tmp, "GraphNotExist");
PrintError(GraphNotExist);
}
else if (code == 204)
{
PrintErrorName(tmp, "NegativeCycleDetected");
PrintError(NegativeCycleDetected);
}
else
{
PrintError(Success);
}
}
else if (strcmp(tmp, "CONFIG") == 0)
{
char* option = strtok(NULL, " ");
char* SortSel = strtok(NULL, " ");
if (strcmp(option, "-sort") != 0)
{
PrintErrorName(tmp, "InvalidOptionName");
fout << "=================" << endl;
fout << "Error code: 003" << endl;
fout << "=================" << endl << endl;
cout << "=================" << endl;
cout << "Error code: 003" << endl;
cout << "=================" << endl << endl;
}
else
{
if (strcmp(SortSel, "quick") == 0)
{
PrintErrorName((char*)"CONFIG LOG", "Sorted by : Quick Sorting");
PrintError(Success);
sel = 1;
}
else if (strcmp(SortSel, "insert") == 0)
{
PrintErrorName((char*)"CONFIG LOG", "Sorted by : Insert Sorting");
PrintError(Success);
sel = 2;
}
else if (strcmp(SortSel, "merge") == 0)
{
PrintErrorName((char*)"CONFIG LOG", "Sorted by : Merge Sorting");
PrintError(Success);
sel = 3;
}
else if (strcmp(SortSel, "heap") == 0)
{
PrintErrorName((char*)"CONFIG LOG", "Sorted by : Heap Sorting");
PrintError(Success);
sel = 4;
}
else if (strcmp(SortSel, "bubble") == 0)
{
PrintErrorName((char*)"CONFIG LOG", "Sorted by : Bubble Sorting");
PrintError(Success);
sel = 5;
}
else if (strcmp(SortSel, "counting") == 0)
{
PrintErrorName((char*)"CONFIG LOG", "Sorted by : Counting Sorting");
PrintError(Success);
sel = 6;
}
else
{
PrintErrorName(tmp, "InvalidAlgorithmName");
fout << "=================" << endl;
fout << "Error code: 001" << endl;
fout << "=================" << endl << endl;
cout << "=================" << endl;
cout << "Error code: 001" << endl;
cout << "=================" << endl << endl;
}
}
}
else
{
PrintErrorName(tmp, "NonDefinedCommand");
PrintError(NonDefinedCommand);
}
}
}
void Manager::PrintError(Result result)//Error code print
{
fout << "=================" << endl;
fout << "Error code: " << result << endl;
fout << "=================" << endl << endl;
cout << "=================" << endl;
cout << "Error code: " << result << endl;
cout << "=================" << endl << endl;
}
void Manager::PrintErrorName(char* command, string name)//Error code print
{
fout << "====== " << command << " ======" << endl;
fout << name << endl;
fout << "====================" << endl << endl;
cout << "====== " << command << " ======" << endl;
cout << name << endl;
cout << "====================" << endl << endl;
}
/// <summary>
/// make a graph
/// </summary>
Result Manager::Load(const char* filepath)
{
fstream map;
map.open(filepath);
if (!map)
return LoadFileNotExist;
string temp;
int VertexCount = 0;
getline(map, temp);//read line
char* GraphSize = strtok((char*)temp.c_str(), " ");
m_graph.SetSize(atoi(GraphSize));
while (!map.eof())
{
getline(map, temp);//read line
if (temp == "") break;
string StoreName = strtok((char*)temp.c_str(), " ");//person name
while (1)
{
string name1 = strtok(NULL, " ");
if (name1 == "" || strcmp((char*)name1.c_str(),"/") == 0)
break;
StoreName = StoreName + " " + name1;//Make full name
}
m_graph.AddVertex(VertexCount, (char*)StoreName.c_str());//add Vertex
for (int i = 0; i < m_graph.Size(); i++)
{//add Edge loop
char* weight = strtok(NULL, " ");//get weight
if (weight == NULL) break;
if(atoi(weight) != 0)
m_graph.AddEdge(VertexCount, i, atoi(weight));//add Edge
}
VertexCount++;
}
return Success;
}
Result Manager::Update()
{
if (m_graph.Size() == 0)
return FaildtoUpdatePath;
Vertex* moveV = m_graph.GetHead();
string tempstr;
vector<char*> v;
char* temp1 = new char[100];
char* temp2 = new char[100];
for (int i = 0; i < m_graph.Size(); i++)
{
Edge* moveE = moveV->GetHeadOfEdge();
for (int j = 0; j < m_graph.FindVertex(moveV->GetKey())->Size(); j++)
{
strcpy(temp1, moveV->GetName());
string people1 = strtok(temp1, "'");//person name
char* trash1 = strtok(NULL, " ");//trash value "s"
while (1)
{
char* shopnametemp = strtok(NULL, " ");
if (shopnametemp == NULL) break;
tempstr = tempstr + shopnametemp + ' ';
}
strcpy(temp2, m_graph.FindVertex(moveE->GetKey())->GetName());
string people2 = strtok(temp2, "'");//person name
char* trash2 = strtok(NULL, " ");//trash value "s"
char* shopname2 = strtok(NULL, " ");
v.push_back(shopname2);
while (1)
{
shopname2 = strtok(NULL, " ");
if (shopname2 == NULL) break;
v.push_back(shopname2);//store shopname
}
if (people1.size() >= 5 && people2.size() >= 5)
{
for (int i = 0; i <= people2.size()-5; i++)
{
string cut = people2.substr(i, 5);
if (RabinKarpCompare(people1, cut) == Success && people1.size() >= 10 && people2.size() >= 10)
{//owner name same 5 && name size bigger same than 10
moveE = m_graph.ChangeEdge(moveV, moveE, ceil(double(moveE->GetWeight()) * 0.9));//10% drop in costs
for (int i = 0; i <= people2.size() - 10; i++)
{
string cut = people2.substr(i, 10);
if (RabinKarpCompare(people1, cut) == Success)
{//owner name same 10
moveE = m_graph.ChangeEdge(moveV, moveE, ceil(double(moveE->GetWeight()) * 0.9));//10% drop in costs
for (int i = 0; i < v.size(); i++)
{
if (RabinKarpCompare(tempstr, v[i]) == Success)
{//store name same
moveE = m_graph.ChangeEdge(moveV, moveE, ceil(double(moveE->GetWeight()) * 0.8));//20% drop in costs
break;
}
}
break;
}
else if(RabinKarpCompare(people1, cut) != Success && i == people2.size() - 10)
{//owner name not same 10
for (int i = 0; i < v.size(); i++)
{
if (RabinKarpCompare(tempstr, v[i]) == Success)
{//store name same
moveE = m_graph.ChangeEdge(moveV, moveE, ceil(double(moveE->GetWeight()) * 0.8));//20% drop in costs
break;
}
}
break;
}
}
break;
}
else if (RabinKarpCompare(people1, cut) == Success && (people1.size() < 10 || people2.size() < 10))
{//owner name same 5 && name size lower than 10
moveE = m_graph.ChangeEdge(moveV, moveE, ceil(double(moveE->GetWeight()) * 0.9));//10% drop in costs
for (int i = 0; i < v.size(); i++)
{
if (RabinKarpCompare(tempstr, v[i]) == Success)
{//store name same
moveE = m_graph.ChangeEdge(moveV, moveE, ceil(double(moveE->GetWeight()) * 0.8));//20% drop in costs
break;
}
}
break;
}
else
{
for (int i = 0; i < v.size(); i++)
{
if (RabinKarpCompare(tempstr, v[i]) == Success)
{//store name same
moveE = m_graph.ChangeEdge(moveV, moveE, ceil(double(moveE->GetWeight()) * 0.8));//20% drop in costs
break;
}
}
break;
}
}
}
else
{
for (int i = 0; i < v.size(); i++)
{
if (RabinKarpCompare(tempstr, v[i]) == Success)
{//store name same
moveE = m_graph.ChangeEdge(moveV, moveE, ceil(double(moveE->GetWeight()) * 0.8));//20% drop in costs
break;
}
}
}
moveE = moveE->GetNext();//Edge move
tempstr = "";
v.clear();
}
moveV = moveV->GetNext();//Vertex move
}
return Success;
}
/// <summary>
/// print out the graph as matrix form
/// </summary>
Result Manager::Print()
{
if (m_graph.Size() == 0)
return GraphNotExist;//GraphNotExist if there is no graph
m_graph.Print(fout);
return Success;//Success if the printing is successful
}
/// <summary>
/// find the path from startVertexKey to endVertexKey with BFS (stack and queue)
/// </summary>
Result Manager::FindPathBfs(int startVertexKey, int endVertexKey)
{
if (m_graph.GetHead() == NULL)
return GraphNotExist;//Island distance information data does not exist
if (m_graph.FindVertex(startVertexKey) == NULL || m_graph.FindVertex(endVertexKey) == NULL)
return InvalidVertexKey;//Vertex entered as a factor is not in the island's distance information data
//std::chrono::system_clock::time_point StartTime = std::chrono::system_clock::now();//chrono Library
vector<int> v = m_graph.FindPathBfs(startVertexKey, endVertexKey);//BFS
vector<int> sorted = v;//sorted path
string course;
fout << "======BFS======" << endl;
cout << "======BFS======" << endl;
fout << "shortest path: ";
cout << "shortest path: ";
for (int i = 0; i < v.size(); i++)
{
fout << v[i] << " ";
cout << v[i] << " ";
}
fout << endl << "sorted nodes: ";
cout << endl << "sorted nodes: ";
//SORT select
if (sel == 1)
QuickSort(sorted, 0, sorted.size() - 1);
else if (sel == 2)
InsertSort(sorted);
else if (sel == 3)
MergeSort(sorted, 0, sorted.size() - 1);
else if (sel == 4)
HeapSort(sorted);
else if (sel == 5)
BubbleSort(sorted);
else if (sel == 6)
CountingSort(sorted);
//std::chrono::system_clock::time_point EndTime = std::chrono::system_clock::now();//chrono Library
//std::chrono::nanoseconds nano = EndTime - StartTime;//chrono Library
for (int i = 0; i < sorted.size(); i++)
{
fout << sorted[i] << " ";
cout << sorted[i] << " ";
}
int length = 0;
auto vertex = m_graph.FindVertex(v[0]);
for (int i = 1; i < v.size(); i++)
{
auto edge = vertex->GetHeadOfEdge();
while (edge->GetKey() != v[i])
{
edge = edge->GetNext();
}
length += edge->GetWeight();//length +
vertex = m_graph.FindVertex(edge->GetKey());
}
for (int i = 0; i < sorted.size(); i++)
{
auto vertex = m_graph.FindVertex(sorted[i]);
course += vertex->GetName();//course save
course += ' ';
}
fout << endl << "path length: " << length << endl;
cout << endl << "path length: " << length << endl;
//rabincarp Compression
course = Compression(course);
fout << "Course : " << course << endl;
cout << "Course : " << course << endl;
fout << "====================" << endl << endl;
cout << "====================" << endl << endl;
//cout << "BFS Time taken (nano seconds) : " << nano.count() << " nanoseconds" << endl << endl;//chrono Library
return Success;
}
/// <summary>
/// find the shortest path from startVertexKey to endVertexKey with Dijkstra using std::set
/// </summary>
Result Manager::FindShortestPathDijkstraUsingSet(int startVertexKey, int endVertexKey)
{
if (m_graph.GetHead() == NULL)
return GraphNotExist;//Island distance information data does not exist
if (m_graph.FindVertex(startVertexKey) == NULL || m_graph.FindVertex(endVertexKey) == NULL)
return InvalidVertexKey;//Vertex entered as a factor is not in the island's distance information data
if (m_graph.IsNegativeEdge())
return InvalidAlgorithm;//Negative Weight exists in the island's distance information data.
//std::chrono::system_clock::time_point StartTime = std::chrono::system_clock::now();
vector<int> v = m_graph.FindShortestPathDijkstraUsingSet(startVertexKey, endVertexKey);//Dijkstra
vector<int> sorted = v;//sorted path
string course;
fout << "======DIJKSTRA======" << endl;
cout << "======DIJKSTRA======" << endl;
fout << "shortest path: ";
cout << "shortest path: ";
for (int i = 0; i < v.size(); i++)
{
fout << v[i] << " ";
cout << v[i] << " ";
}
fout << endl << "sorted nodes: ";
cout << endl << "sorted nodes: ";
//SORT select
if (sel == 1)
QuickSort(sorted, 0, sorted.size() - 1);
else if (sel == 2)
InsertSort(sorted);
else if (sel == 3)
MergeSort(sorted, 0, sorted.size() - 1);
else if (sel == 4)
HeapSort(sorted);
else if (sel == 5)
BubbleSort(sorted);
else if (sel == 6)
CountingSort(sorted);
//std::chrono::system_clock::time_point EndTime = std::chrono::system_clock::now();
//std::chrono::nanoseconds nano = EndTime - StartTime;
for (int i = 0; i < sorted.size(); i++)
{
fout << sorted[i] << " ";
cout << sorted[i] << " ";
}
int length = 0;
auto vertex = m_graph.FindVertex(v[0]);
for (int i = 1; i < v.size(); i++)
{
auto edge = vertex->GetHeadOfEdge();
while (edge->GetKey() != v[i])
{
edge = edge->GetNext();
}
length += edge->GetWeight();//length +
vertex = m_graph.FindVertex(edge->GetKey());
}
for (int i = 0; i < sorted.size(); i++)
{
auto vertex = m_graph.FindVertex(sorted[i]);
course += vertex->GetName();//course save
course += ' ';
}
fout << endl << "path length: " << length << endl;
cout << endl << "path length: " << length << endl;
//rabincarp Compression
course = Compression(course);
fout << "Course : " << course << endl;
cout << "Course : " << course << endl;
fout << "====================" << endl << endl;
cout << "====================" << endl << endl;
//cout << "DIJKSTRA Time taken (nano seconds) " << nano.count() << " nanoseconds" << endl << endl;
return Success;
}
/// <summary>
/// find the shortest path from startVertexKey to endVertexKey with Dijkstra using MinHeap
/// </summary>
Result Manager::FindShortestPathDijkstraUsingMinHeap(int startVertexKey, int endVertexKey)
{
if (m_graph.GetHead() == NULL)
return GraphNotExist;//Island distance information data does not exist
if (m_graph.FindVertex(startVertexKey) == NULL || m_graph.FindVertex(endVertexKey) == NULL)
return InvalidVertexKey;//Vertex entered as a factor is not in the island's distance information data
if (m_graph.IsNegativeEdge())
return InvalidAlgorithm;//Negative Weight exists in the island's distance information data.
//std::chrono::system_clock::time_point StartTime = std::chrono::system_clock::now();
vector<int> v = m_graph.FindShortestPathDijkstraUsingMinHeap(startVertexKey, endVertexKey);//DIJKSTRAMIN
vector<int> sorted = v;//sorted path
string course;
fout << "======DIJKSTRAMIN======" << endl;
cout << "======DIJKSTRAMIN======" << endl;
fout << "shortest path: ";
cout << "shortest path: ";
for (int i = 0; i < v.size(); i++)
{
fout << v[i] << " ";
cout << v[i] << " ";
}
fout << endl << "sorted nodes: ";
cout << endl << "sorted nodes: ";
//SORT select
if (sel == 1)
QuickSort(sorted, 0, sorted.size() - 1);
else if (sel == 2)
InsertSort(sorted);
else if (sel == 3)
MergeSort(sorted, 0, sorted.size() - 1);
else if (sel == 4)
HeapSort(sorted);
else if (sel == 5)
BubbleSort(sorted);
else if (sel == 6)
CountingSort(sorted);
//std::chrono::system_clock::time_point EndTime = std::chrono::system_clock::now();
//std::chrono::nanoseconds nano = EndTime - StartTime;
for (int i = 0; i < sorted.size(); i++)
{
fout << sorted[i] << " ";
cout << sorted[i] << " ";
}
int length = 0;
auto vertex = m_graph.FindVertex(v[0]);
for (int i = 1; i < v.size(); i++)
{
auto edge = vertex->GetHeadOfEdge();
while (edge->GetKey() != v[i])
{
edge = edge->GetNext();
}
length += edge->GetWeight();//length +
vertex = m_graph.FindVertex(edge->GetKey());
}
for (int i = 0; i < sorted.size(); i++)
{
auto vertex = m_graph.FindVertex(sorted[i]);
course += vertex->GetName();//course save
course += ' ';
}
fout << endl << "path length: " << length << endl;
cout << endl << "path length: " << length << endl;
//rabincarp Compression
course = Compression(course);
fout << "Course : " << course << endl;
cout << "Course : " << course << endl;
fout << "====================" << endl << endl;
cout << "====================" << endl << endl;
//cout << "DIJKSTRAMIN Time taken (nano seconds) : " << nano.count() << " nanoseconds" << endl << endl;
return Success;
}
/// <summary>
/// find the shortest path from startVertexKey to endVertexKey with Bellman-Ford
/// </summary>
Result Manager::FindShortestPathBellmanFord(int startVertexKey, int endVertexKey)
{
if (m_graph.GetHead() == NULL)
return GraphNotExist;//Island distance information data does not exist
if (m_graph.FindVertex(startVertexKey) == NULL || m_graph.FindVertex(endVertexKey) == NULL)
return InvalidVertexKey;//Vertex entered as a factor is not in the island's distance information data
//std::chrono::system_clock::time_point StartTime = std::chrono::system_clock::now();
vector<int> v = m_graph.FindShortestPathBellmanFord(startVertexKey, endVertexKey);//BELLMANFORD
if(v.size() == 0)
return NegativeCycleDetected;//Negative cycle exists in the island's distance information data.
vector<int> sorted = v;//sorted path
string course;
fout << "======BELLMANFORD======" << endl;
cout << "======BELLMANFORD======" << endl;
fout << "shortest path: ";
cout << "shortest path: ";
for (int i = 0; i < v.size(); i++)
{
fout << v[i] << " ";
cout << v[i] << " ";
}
fout << endl << "sorted nodes: ";
cout << endl << "sorted nodes: ";
//SORT select
if (sel == 1)
QuickSort(sorted, 0, sorted.size() - 1);
else if (sel == 2)
InsertSort(sorted);
else if (sel == 3)
MergeSort(sorted, 0, sorted.size() - 1);
else if (sel == 4)
HeapSort(sorted);
else if (sel == 5)
BubbleSort(sorted);
else if (sel == 6)
CountingSort(sorted);
//std::chrono::system_clock::time_point EndTime = std::chrono::system_clock::now();
//std::chrono::nanoseconds nano = EndTime - StartTime;
for (int i = 0; i < sorted.size(); i++)
{
fout << sorted[i] << " ";
cout << sorted[i] << " ";
}
int length = 0;
auto vertex = m_graph.FindVertex(v[0]);
for (int i = 1; i < v.size(); i++)
{
auto edge = vertex->GetHeadOfEdge();
while (edge->GetKey() != v[i])
{
edge = edge->GetNext();
}
length += edge->GetWeight();//length +
vertex = m_graph.FindVertex(edge->GetKey());
}
for (int i = 0; i < sorted.size(); i++)
{
auto vertex = m_graph.FindVertex(sorted[i]);
course += vertex->GetName();//course save
course += ' ';
}
fout << endl << "path length: " << length << endl;
cout << endl << "path length: " << length << endl;
//rabincarp Compression
course = Compression(course);
fout << "Course : " << course << endl;
cout << "Course : " << course << endl;
fout << "====================" << endl << endl;
cout << "====================" << endl << endl;
//cout << "BELLMANFORD Time taken (nano seconds) : " << nano.count() << " nanoseconds" << endl << endl;
return Success;
}
Result Manager::FindShortestPathFloyd()
{
if (m_graph.GetHead() == NULL)
return GraphNotExist;//Island distance information data does not exist
vector<vector<int>> v = m_graph.FindShortestPathFloyd();
if (v.size() == 0)
return NegativeCycleDetected;//Negative cycle exists in the island's distance information data.
fout << "======FLOYD======" << endl;
cout << "======FLOYD======" << endl;
for (int i = 0; i < v[0].size(); i++)
{
for (int j = 0; j < v[0].size(); j++)
{
fout << v[i][j] << " ";
cout << v[i][j] << " ";
}
fout << endl;
cout << endl;
}
fout << "====================" << endl << endl;
cout << "====================" << endl << endl;
return Success;
}
Result Manager::RabinKarpCompare(string longstr, string shortstr)
{
int Lsize = longstr.size();
int Ssize = shortstr.size();
int LHash = 0;
int SHash = 0;
int pow = 1;
bool check = false;
if (Lsize < Ssize)
return Fail;
else
{
for (int i = 0; i < Ssize; i++)
{//Repeat as long as partial string
if ('A' <= longstr[Ssize - 1 - i] && longstr[Ssize - 1 - i] <= 'Z')
longstr[Ssize - 1 - i] = longstr[Ssize - 1 - i] + 32;
if ('A' <= shortstr[Ssize - 1 - i] && shortstr[Ssize - 1 - i] <= 'Z')
shortstr[Ssize - 1 - i] = shortstr[Ssize - 1 - i] + 32;
LHash += longstr[Ssize - 1 - i] * pow;
SHash += shortstr[Ssize - 1 - i] * pow;
if (i < Ssize - 1)
pow *= 2;//square number increment
}
if (LHash == SHash)
{//Check string matching if hash values are the same
check = true;
for (int j = 0; j < Ssize; j++)
{
if (longstr[j] != shortstr[j])//Mismatch
{
check = false;
break;
}
}
if (check == true)
return Success;
}
for (int i = 1; i <= Lsize - Ssize; i++)
{//Remove the front one and add the back one
if ('A' <= longstr[Ssize - 1 + i] && longstr[Ssize - 1 + i] <= 'Z')
longstr[Ssize - 1 + i] = longstr[Ssize - 1 + i] + 32;
LHash = 2 * (LHash - longstr[i - 1] * pow) + longstr[Ssize - 1 + i];
if (LHash == SHash)
{//Check string matching if hash values are the same
check = true;
for (int j = 0; j < Ssize; j++)
{
if (longstr[i + j] != shortstr[j])//Mismatch
{
check = false;
break;
}
}
if (check == true)
return Success;
}
}
}
if (check == true)
return Success;//Hash Match
if (check == false)
return Fail;//Hash Mismatch
return Fail;//Hash Mismatch
}
void Manager::QuickSort(vector<int>& v, int left, int right)
{
int i = left + 1;
int j = right;
int pivot = v[left];
while (i <= j)
{
while (v[i] <= pivot && i < j) i++;//pointer ++
while (v[j] > pivot && i <= j) j--;//potiter --
if (i < j)
{
swap(v[i], v[j]);
}
else
break;
}
swap(v[left], v[j]);
if (left + 1 < j) QuickSort(v, left, j - 1);//recursive
if (i < right) QuickSort(v, i, right);//recursive
}
void Manager::InsertSort(vector<int>& v)
{
int i, j, key;
for (i = 1; i < v.size(); i++)
{
key = v[i];//set key
for (j = i - 1; j >= 0; j--)
{
if (v[j] > key)
v[j + 1] = v[j];//Push
else
break;
}
v[j + 1] = key;//Insert key value
}
}
void Manager::MergeSort(vector<int>& v, int left, int right)
{
int mid;
if (left >= right)
return;
mid = (left + right) / 2;//Divide
MergeSort(v, left, mid);//left Conquer
MergeSort(v, mid + 1, right);//right Conquer
//merge
int i = left;
int j = mid + 1;
int k = left;
while (i <= mid && j <= right)
{
if (v[i] <= v[j])
temp[k++] = v[i++];//pointer ++
else
temp[k++] = v[j++];//pointer ++
}
if (i > mid)
for (int l = j; l <= right; l++)
temp[k++] = v[l];
else
for (int l = i; l <= right; l++)
temp[k++] = v[l];
for (int l = left; l <= right; l++)
v[l] = temp[l];//array copy
}
void Manager::HeapSort(vector<int>& v)
{
MinHeap<int, int> heap;
for (int i = 0; i < v.size(); i++)
heap.Push(v[i], 0);//push
for (int i = 0; i < v.size(); i++)
{
v[i] = heap.Top().first;//get heap Top
heap.Pop();
}
}
void Manager::BubbleSort(vector<int>& v)
{
for (int i = 0; i < v.size() - 1; i++)
{
for (int j = 0; j < v.size() - 1 - i; i++)
{
if (v[i] > v[i + 1])
swap(v[i], v[i + 1]);//swap
}
}
}
void Manager::CountingSort(vector<int>& v)
{
vector<int> count(m_graph.Size(), 0);
for (int i = 0; i < v.size(); i++)
count[v[i]]++;//COUNTING
v.clear();//CLEAR
for (int i = 0; i < count.size(); i++)
{
if (count[i] != 0)
{
for (int j = 0; j < count[i]; j++)
{
v.push_back(i);//push
}
}
}
}
string Manager::Compression(string s)
{
string str1;
string str2;
string temp;
string Shop = "";
string Class = "";
string Academy = "";