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| #include <iostream>
#include <iostream>
#include <fstream>
#include <string>
#include <windows.h>
constexpr char Space = ' ', StrEnd = '\n';
struct Node
{
std::string Subject;
int NumberNode;
Node* Next;
Node* FirstElement;
Node(const std::string _Subject = "Null") : Subject(_Subject), Next(nullptr), FirstElement(nullptr), NumberNode(0) {};
};
Node* Null = new Node("Null");
std::string ReadSubject(std::ifstream& FIn, char &Ch)
{
Ch = FIn.get();
std::string Subject = "";
while (Ch != Space && !FIn.eof() && Ch != StrEnd)
{
Subject += Ch;
Ch = FIn.get();
};
return Subject;
};
void SetNumberNode(Node* Element)
{
Node* Copy = Element->FirstElement;
Element = Element->FirstElement;
Copy->NumberNode = 1;
while (Copy->Next != nullptr)
{
Copy = Copy->Next;
Copy->NumberNode = Element->NumberNode + 1;
Element = Element->Next;
};
return;
};
Node* AddNewNodeInArbitraryPlace(Node* ArbitiaryNode, std::string Element)
{
Node* NewNode = new Node(Element);
NewNode->Next = ArbitiaryNode->Next;
ArbitiaryNode->Next = NewNode;
NewNode->Subject = Element;
NewNode->NumberNode = ArbitiaryNode->NumberNode + 1;
NewNode->FirstElement = ArbitiaryNode->FirstElement;
SetNumberNode(NewNode);
return NewNode;
};
Node* FindElementInList(Node* FindedNode, std::string Element)
{
FindedNode = FindedNode->FirstElement;
while (FindedNode != nullptr)
{
if (FindedNode->Subject == Element) return FindedNode;
FindedNode = FindedNode->Next;
};
return nullptr;
};
Node* FindNumberNodeInList(Node* FindedNode, int NumberNode)
{
FindedNode = FindedNode->FirstElement;
while (FindedNode != nullptr)
{
if (FindedNode->NumberNode == NumberNode) return FindedNode;
FindedNode = FindedNode->Next;
};
return nullptr;
};
Node* FindLastNode(Node* FindedNode)
{
while (FindedNode->Next != nullptr)
{
FindedNode = FindedNode->Next;
};
return FindedNode;
};
void PrintList(Node* Element)
{
Node* Copy = Element->FirstElement;
while (Copy != nullptr)
{
std::cout << Copy->Subject << Space << Copy->NumberNode << StrEnd;
Copy = Copy->Next;
};
std::cout << StrEnd;
};
void DeleteSymbolsToStrEnd(std::ifstream& FIn)
{
char Ch = FIn.get();
while (Ch != StrEnd && !FIn.eof())
{
Ch = FIn.get();
};
return;
};
void SetFirstElemenOfList(Node* FirstElement, Node* NewFirstElement)
{
NewFirstElement->Next = FirstElement;
NewFirstElement->FirstElement = NewFirstElement;
NewFirstElement->NumberNode = 1;
while (FirstElement != nullptr)
{
FirstElement->FirstElement = NewFirstElement->FirstElement;
FirstElement->NumberNode = FirstElement->NumberNode + 1;
if (FirstElement->Next == NewFirstElement) FirstElement->Next = nullptr;
FirstElement = FirstElement->Next;
};
return;
};
Node* InsertInListSubjectMain(std::string SubjectMain, Node*& FNode)
{
Node* FindedNode = FindElementInList(FNode, SubjectMain);
if (FindedNode == nullptr)
{
FNode = AddNewNodeInArbitraryPlace(FNode, SubjectMain);
return FNode;
};
if (FindedNode->NumberNode % 2 == 0) return FNode;
if (FindedNode->FirstElement->Subject == FNode->Subject)
FindedNode = FindNumberNodeInList(FindedNode, FindedNode->NumberNode - 1);
FNode = AddNewNodeInArbitraryPlace(FindedNode, SubjectMain);
return FNode;
};
Node* InsertInListSubjectSide(std::string SubjectSide, Node*& FNode)
{
Node* FindedNode = FindElementInList(FNode, SubjectSide);
Node* FirstElement = FNode->FirstElement;
if (FindedNode == nullptr)
{
FNode = AddNewNodeInArbitraryPlace(FNode, SubjectSide);
return FNode;
};
std::string CopySubj = FNode->Subject;
FindedNode = FindNumberNodeInList(FindedNode, FindedNode->NumberNode - 1);
AddNewNodeInArbitraryPlace(FindedNode, CopySubj);
FNode = FindNumberNodeInList(FNode, FNode->NumberNode - 1);
FNode->Next = nullptr;
SetNumberNode(FNode);
if (FirstElement->Subject == SubjectSide) SetFirstElemenOfList(FirstElement, FNode);
return FNode;
};
void CopyNodeArray(Node* OldArr, int SizeOldArray, Node* NewArr)
{
for (int i = 0; i < SizeOldArray; i++)
{
NewArr[i] = OldArr[i];
};
return;
};
Node* CreateNewArray(Node* OldArray, int& SizeArray, Node* NewNode)
{
Node* NewArray = new Node[SizeArray + 1]{};
CopyNodeArray(OldArray, SizeArray, NewArray);
NewArray[SizeArray] = *NewNode;
SizeArray++;
return NewArray;
};
void PrintArrLists(Node* Arr, int SizeArr)
{
for (int i = 0;i < SizeArr;i++)
{
PrintList(&Arr[i]);
};
return;
};
void PrioritizeSubjects(std::ifstream& FIn)
{
char Ch = ' ';
std::string SubjectMain = ReadSubject(FIn, Ch), SubjectSide = ReadSubject(FIn, Ch);
if (SubjectMain == "" && SubjectSide == "") return;
Node* FNode = new Node(SubjectMain);
FNode->FirstElement = FNode;
FNode->NumberNode = 1;
FNode = InsertInListSubjectSide(SubjectSide, FNode);
if (Ch != StrEnd) DeleteSymbolsToStrEnd(FIn);
int SizeArrLists = 1;
Node* ArrLists = new Node[SizeArrLists]{*FNode->FirstElement};
Node* FindedNodeMain = nullptr;
Node* FindedNodeSide = nullptr;
int CounterMain, CounterSide;
while (!FIn.eof())
{
SubjectMain = ReadSubject(FIn, Ch);
if (FIn.eof()) return;
SubjectSide = ReadSubject(FIn, Ch);
if (SubjectMain == "" && SubjectSide == "" ) return;
if (SubjectMain == SubjectSide)
{
PrintArrLists(ArrLists, SizeArrLists);
return;
};
for (CounterMain = 0; CounterMain < SizeArrLists; CounterMain++)
{
FindedNodeMain = FindElementInList(&ArrLists[CounterMain], SubjectMain);
if (FindedNodeMain != nullptr) break;
};
if (FindedNodeMain == nullptr) CounterMain = -1;
for (CounterSide = 0; CounterSide < SizeArrLists; CounterSide++)
{
FindedNodeSide = FindElementInList(&ArrLists[CounterSide], SubjectSide);
if (FindedNodeSide != nullptr) break;
};
if (FindedNodeSide == nullptr) CounterSide = -1;
if (CounterSide == -1 && CounterMain == -1)
{
Node* NewNode = new Node(SubjectMain);
NewNode->FirstElement = NewNode;
NewNode->NumberNode = 1;
NewNode = InsertInListSubjectSide(SubjectSide, NewNode);
ArrLists = CreateNewArray(ArrLists, SizeArrLists, NewNode);
}
else
{
if (CounterSide != -1 && CounterMain == -1)
{
Node* NewNode = new Node(SubjectMain);
FNode = &ArrLists[CounterSide];
if (FindedNodeSide != nullptr)
{
if (FNode == FNode->FirstElement)
{
SetFirstElemenOfList(FNode, NewNode);
}
else
{
FNode = FindNumberNodeInList(FNode, FindedNodeSide->NumberNode - 1);
NewNode->Next = FNode->Next;
FNode->Next = NewNode;
NewNode->FirstElement = FNode->FirstElement;
};
};
SetNumberNode(FNode);
};
if (CounterSide == -1 && CounterMain != -1)
{
Node* NewNode = new Node(SubjectSide);
NewNode->Next = FindedNodeMain->Next;
FindedNodeMain->Next = NewNode;
SetNumberNode(FNode);
};
if (CounterSide != -1 && CounterMain != -1)
{
if (FindedNodeMain != nullptr)
{
Node* Copy = FindedNodeMain;
FindedNodeMain->Next = FindedNodeSide->FirstElement;
FindedNodeSide = FindLastNode(FindedNodeSide);
FindedNodeSide->Next = Copy->Next;
if (FindedNodeMain->FirstElement != FindedNodeSide->FirstElement) ArrLists[CounterSide] = *Null;
SetNumberNode(FindedNodeMain->FirstElement);
};
};
};
if (Ch != StrEnd) DeleteSymbolsToStrEnd(FIn);
};
PrintArrLists(ArrLists, SizeArrLists);
return;
};
int main()
{
SetConsoleCP(1251);
SetConsoleOutputCP(1251);
setlocale(LC_ALL, "Rus");
std::string InFile;
std::ifstream FIn;
std::cout << "Введите название файла для чтения "; std::cin >> InFile; std::cout << std::endl;
FIn.open(InFile, std::ios::in);
if (!FIn.is_open())
{
std::cout << "Файл не может быть открыт!" << std::endl;
return 1;
};
std::string OutFile = "out.txt";
std::ofstream FOut;
FOut.open(OutFile, std::ios::out);
/*Node* a = new Node("asd");
a->Subject = "as";
Node* arr = new Node[1]{ std::string("asd") };
arr[0].Subject = "dsa";
Node* arr2 = new Node[2]{};
CopyNodeArray(arr, 1, arr2);
arr2[1] = *a;
for (int i = 0; i < 2; i++)
{
std::cout << arr2[i].Subject;
}
arr = CreateNewArray(arr, 1, a);
for (int i = 0; i < 2; i++)
{
std::cout << arr[i].Subject;
}*/
PrioritizeSubjects(FIn);
FIn.close();
FOut.close();
return 0;
}; |
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