Library 4

added menu
This commit is contained in:
Alessandro Ferro 2021-05-17 11:51:00 +02:00
parent cafa032363
commit e0e8ae4481
4 changed files with 823 additions and 6 deletions

View File

@ -262,7 +262,7 @@ template <typename Data>
typename BST<Data>::NodeLnk* const& BST<Data>::FindPointerToMax(struct BST<Data>::NodeLnk* const& node) const noexcept{
NodeLnk* const* ptr = &node;
NodeLnk* curr = node;
if(curr!=nullptr){
if(curr!=nullptr){
while(curr->right != nullptr){
ptr = &curr->right;
curr = curr->right;

View File

@ -11,6 +11,6 @@ using namespace lasd;
int main() {
std::cout << "Lasd Libraries 2020" << std::endl;
lasdtest(); // To call in the menu of your library test!
menu();
return 0;
}

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@ -1,2 +1,719 @@
#include"test.hpp"
#include<iostream>
#include<random>
#include<cmath>
#include "../zlasdtest/test.hpp"
// ...
using namespace lasd;
using namespace std;
void menu(){
unsigned short int choice;
DataType chosenDataType;
do{
std::cout<<std::endl;
std::cout<<" 1. Use your tests (to be used by the professor)"<<std::endl;
std::cout<<" 2. Use the library demo"<<std::endl;
cout<<endl<<" -> ";
std::cin>>std::ws;
std::cin>>choice;
}while(choice!=1 && choice!=2);
switch(choice){
case 1:
lasdtest();
break;
case 2:
chosenDataType = ChooseDataType();
UseChosenType(chosenDataType);
break;
}
}
DataType ChooseDataType(){
unsigned short int choice;
do{
std::cout<<"\nChoose a data type:"<<std::endl;
std::cout<<" 1. Integer"<<std::endl;
std::cout<<" 2. Float"<<std::endl;
std::cout<<" 3. String"<<std::endl;
cout<<endl<<" -> ";
std::cin>>std::ws;
std::cin>>choice;
}while(!(choice>0 && choice<4));
if(choice==1)
return DataType::integer;
else if(choice==2)
return DataType::ffloat;
else if(choice==3)
return DataType::sstring;
}
void UseChosenType(DataType chosenDataType){
if(chosenDataType == DataType::integer){
BST<int> bst;
bst = GenerateIntegerBST(bst);
IntegerFunctions(bst);
}else if(chosenDataType == DataType::ffloat){
BST<float> bst;
bst = GenerateFloatBST(bst);
FloatFunctions(bst);
}else if(chosenDataType == DataType::sstring){
BST<string> bst;
bst = GenerateStringsBST(bst);
StringFunctions(bst);
}
}
/* ----- integer functions ----- */
template <typename T>
void IntegerFunctions(T& bst){
unsigned short int choice;
do{
std::cout<<std::endl<<std::endl;
std::cout<<"Choose one of the following options:"<<std::endl;
std::cout<<" 1. Print tree"<<std::endl;
std::cout<<" 2. Check exsistence of an element"<<std::endl;
std::cout<<" 3. Product of integers less than 'n' "<<std::endl;
std::cout<<" 4. (INSERT) Insert an element"<<std::endl;
std::cout<<" 5. (REMOVE) Remove an element"<<std::endl;
std::cout<<" 6. (MIN) Print the minimum element"<<std::endl;
std::cout<<" 7. (MIN AND REMOVE) Print the minimum element and remove it"<<std::endl;
std::cout<<" 8. (REMOVE MIN) Remove the minimum element"<<std::endl;
std::cout<<" 9. (MAX) Print the maximum element"<<std::endl;
std::cout<<" 10. (MAX AND REMOVE) Print the maximum element and remove it"<<std::endl;
std::cout<<" 11. (REMOVE MAX) Remove the maximum element"<<std::endl;
std::cout<<" 12. (PREDECESSOR) Print the predecessor of a given element"<<std::endl;
std::cout<<" 13. (PREDECESSOR AND REMOVE) Remove and print the predecessor of a given element"<<std::endl;
std::cout<<" 14. (REMOVE PREDECESSOR) Remove the predecessor of a given element"<<std::endl;
std::cout<<" 15. (SUCCESSOR) Print the predecessor of a given element"<<std::endl;
std::cout<<" 16. (SUCCESSOR AND REMOVE) Remove and print the successor of a given element"<<std::endl;
std::cout<<" 17. (REMOVE SUCCESSOR) Remove the successor of a given element"<<std::endl;
std::cout<<" 18. Node-level operations (debug)"<<std::endl;
std::cout<<" 19. Go back"<<std::endl;
std::cout<<" 20. Quit"<<std::endl;
cout<<endl<<" -> ";
std::cin>>std::ws;
std::cin>>choice;
std::cout<<std::endl;
switch(choice){
case 1:
PrintTree(bst);
break;
case 2:
CheckExistence(bst);
break;
case 3:
ProductsElementsLessThan(bst);
break;
case 4:
InsertElement(bst);
break;
case 5:
RemoveElement(bst);
break;
case 6:
PrintMinimum(bst);
break;
case 7:
PrintMinimumNDelete(bst);
break;
case 8:
RemoveMin(bst);
break;
case 9:
PrintMaximum(bst);
break;
case 10:
PrintMaximumNDelete(bst);
break;
case 11:
RemoveMax(bst);
break;
case 12:
PrintPredecessor(bst);
break;
case 13:
PredecessorNRemove(bst);
break;
case 14:
RemovePredecessor(bst);
break;
case 15:
PrintSuccessor(bst);
break;
case 16:
SuccessorNRemove(bst);
break;
case 17:
RemoveSuccessor(bst);
break;
case 18:
try{
NodeOperations(bst.Root());
}catch(length_error exc){
cout<<exc.what();
}
break;
case 19:
menu();
}
}while(choice!=19 && choice!=20);
}
template <typename T>
void ProductsElementsLessThan(T& tree){
int n, acc=1;
void (*func)(const int&, const void*, void*) = AccumulateProduct;
cout<<"Multipy all elements of the tree whose value is less than ";
cin>>ws>>n;
tree.FoldBreadth(func, (void*)&n, (void*)&acc);
cout<<"\nThe result is "<<acc<<endl<<endl;
}
void AccumulateProduct(const int& data, const void* par, void* acc){
if(data < (*(int*)par)){
*(int*)acc *= data;
}
}
/* ----- float functions ----- */
template <typename T>
void FloatFunctions(T& bst){
unsigned short int choice;
do{
std::cout<<std::endl<<std::endl;
std::cout<<"Choose one of the following options:"<<std::endl;
std::cout<<" 1. Print tree"<<std::endl;
std::cout<<" 2. Check exsistence of an element"<<std::endl;
std::cout<<" 3. Sum of floats greater than 'n' "<<std::endl;
std::cout<<" 4. (INSERT) Insert an element"<<std::endl;
std::cout<<" 5. (REMOVE) Remove an element"<<std::endl;
std::cout<<" 6. (MIN) Print the minimum element"<<std::endl;
std::cout<<" 7. (MIN AND REMOVE) Print the minimum element and remove it"<<std::endl;
std::cout<<" 8. (REMOVE MIN) Remove the minimum element"<<std::endl;
std::cout<<" 9. (MAX) Print the maximum element"<<std::endl;
std::cout<<" 10. (MAX AND REMOVE) Print the maximum element and remove it"<<std::endl;
std::cout<<" 11. (REMOVE MAX) Remove the maximum element"<<std::endl;
std::cout<<" 12. (PREDECESSOR) Print the predecessor of a given element"<<std::endl;
std::cout<<" 13. (PREDECESSOR AND REMOVE) Remove and print the predecessor of a given element"<<std::endl;
std::cout<<" 14. (REMOVE PREDECESSOR) Remove the predecessor of a given element"<<std::endl;
std::cout<<" 15. (SUCCESSOR) Print the predecessor of a given element"<<std::endl;
std::cout<<" 16. (SUCCESSOR AND REMOVE) Remove and print the successor of a given element"<<std::endl;
std::cout<<" 17. (REMOVE SUCCESSOR) Remove the successor of a given element"<<std::endl;
std::cout<<" 18. Node-level operations (debug)"<<std::endl;
std::cout<<" 19. Go back"<<std::endl;
std::cout<<" 20. Quit"<<std::endl;
cout<<endl<<" -> ";
std::cin>>std::ws;
std::cin>>choice;
std::cout<<std::endl;
switch(choice){
case 1:
PrintTree(bst);
break;
case 2:
CheckExistence(bst);
break;
case 3:
SumElementsGreaterThan(bst);
break;
case 4:
InsertElement(bst);
break;
case 5:
RemoveElement(bst);
break;
case 6:
PrintMinimum(bst);
break;
case 7:
PrintMinimumNDelete(bst);
break;
case 8:
RemoveMin(bst);
break;
case 9:
PrintMaximum(bst);
break;
case 10:
PrintMaximumNDelete(bst);
break;
case 11:
RemoveMax(bst);
break;
case 12:
PrintPredecessor(bst);
break;
case 13:
PredecessorNRemove(bst);
break;
case 14:
RemovePredecessor(bst);
break;
case 15:
PrintSuccessor(bst);
break;
case 16:
SuccessorNRemove(bst);
break;
case 17:
RemoveSuccessor(bst);
break;
case 18:
try{
NodeOperations(bst.Root());
}catch(length_error exc){
cout<<exc.what();
}
break;
case 19:
menu();
}
}while(choice!=19 && choice!=20);
}
template <typename T>
void SumElementsGreaterThan(T& tree){
float n, acc = 0;
void (*func)(const float&, const void*, void*) = AccumulateSum;
cout<<"Sum all elements of the tree whose value is greater than ";
cin>>ws>>n;
tree.FoldBreadth(func, (void*)&n, (void*)&acc);
cout<<"\nThe result is "<<acc<<endl<<endl;
}
void AccumulateSum(const float& data, const void* par, void* acc){
if(data > (*(float*)par)){
*(float*)acc += data;
}
}
/* ----- string functions ----- */
template <typename T>
void StringFunctions(T& bst){
unsigned short int choice;
do{
std::cout<<std::endl<<std::endl;
std::cout<<"Choose one of the following options:"<<std::endl;
std::cout<<" 1. Print tree"<<std::endl;
std::cout<<" 2. Check exsistence of an element"<<std::endl;
std::cout<<" 3. Concatenate strings whose dimension is less or equal than 'n' "<<std::endl;
std::cout<<" 4. (INSERT) Insert an element"<<std::endl;
std::cout<<" 5. (REMOVE) Remove an element"<<std::endl;
std::cout<<" 6. (MIN) Print the minimum element"<<std::endl;
std::cout<<" 7. (MIN AND REMOVE) Print the minimum element and remove it"<<std::endl;
std::cout<<" 8. (REMOVE MIN) Remove the minimum element"<<std::endl;
std::cout<<" 9. (MAX) Print the maximum element"<<std::endl;
std::cout<<" 10. (MAX AND REMOVE) Print the maximum element and remove it"<<std::endl;
std::cout<<" 11. (REMOVE MAX) Remove the maximum element"<<std::endl;
std::cout<<" 12. (PREDECESSOR) Print the predecessor of a given element"<<std::endl;
std::cout<<" 13. (PREDECESSOR AND REMOVE) Remove and print the predecessor of a given element"<<std::endl;
std::cout<<" 14. (REMOVE PREDECESSOR) Remove the predecessor of a given element"<<std::endl;
std::cout<<" 15. (SUCCESSOR) Print the predecessor of a given element"<<std::endl;
std::cout<<" 16. (SUCCESSOR AND REMOVE) Remove and print the successor of a given element"<<std::endl;
std::cout<<" 17. (REMOVE SUCCESSOR) Remove the successor of a given element"<<std::endl;
std::cout<<" 18. Node-level operations (debug)"<<std::endl;
std::cout<<" 19. Go back"<<std::endl;
std::cout<<" 20. Quit"<<std::endl;
cout<<endl<<" -> ";
std::cin>>std::ws;
std::cin>>choice;
std::cout<<std::endl;
switch(choice){
case 1:
PrintTree(bst);
break;
case 2:
CheckExistence(bst);
break;
case 3:
ConcatLessThan(bst);
break;
case 4:
InsertElement(bst);
break;
case 5:
RemoveElement(bst);
break;
case 6:
PrintMinimum(bst);
break;
case 7:
PrintMinimumNDelete(bst);
break;
case 8:
RemoveMin(bst);
break;
case 9:
PrintMaximum(bst);
break;
case 10:
PrintMaximumNDelete(bst);
break;
case 11:
RemoveMax(bst);
break;
case 12:
PrintPredecessor(bst);
break;
case 13:
PredecessorNRemove(bst);
break;
case 14:
RemovePredecessor(bst);
break;
case 15:
PrintSuccessor(bst);
break;
case 16:
SuccessorNRemove(bst);
break;
case 17:
RemoveSuccessor(bst);
break;
case 18:
try{
NodeOperations(bst.Root());
}catch(length_error exc){
cout<<exc.what();
}
break;
case 19:
menu();
}
}while(choice!=19 && choice!=20);
}
template <typename T>
void ConcatLessThan(T& tree){
int n;
string concatenated = "";
void (*func)(const string&, const void*, void*) = ConcatAString;
cout<<"Concatenate all elements of the tree whose length is less or equal than ";
cin>>ws>>n;
tree.FoldBreadth(func, (void*)&n, (void*)&concatenated);
cout<<"\nThe result is "<< concatenated << endl << endl;
}
void ConcatAString(const string& data, const void* par, void* acc){
if( ((int)data.length()) <= ((*(int*)par)) ){
*(string*)acc = *(string*)acc + "-" + data;
}
}
/* ----- shared functions ----- */
template <template <typename...> class Tree, typename DTType>
void PrintTree(Tree<DTType>& tree){
void (*PrinterFunction) (DTType&, void*) = PrintSingleElement;
cout<<"Pre order:\n";
tree.MapPreOrder(PrinterFunction, nullptr);
cout<<endl<<endl;
cout<<"In oder:\n";
tree.MapInOrder(PrinterFunction, nullptr);
cout<<endl<<endl;
cout<<"Post order:\n";
tree.MapPostOrder(PrinterFunction, nullptr);
cout<<endl<<endl;
cout<<"Breadth order:\n";
tree.MapBreadth(PrinterFunction, nullptr);
cout<<endl<<endl;
}
template <typename Data>
void PrintSingleElement(Data& data, void* _){
std::cout << data << " ";
}
template <template <typename...> class Tree, typename DTType>
void CheckExistence(Tree<DTType>& tree){
DTType elementToLookFor;
cout<<"\n\nCheck existence in the tree of: ";
cin>>ws;
cin>>elementToLookFor;
cout<<"The element " << ( (!tree.Exists(elementToLookFor))? "does not " : "") << "exists\n\n";
}
template <template <typename...> class Tree, typename DTType>
void InsertElement(Tree<DTType>& bst){
DTType elementToInsert;
cout<<"\n\nInsert in the BST the following element: ";
cin>>ws;
cin>>elementToInsert;
bst.Insert(elementToInsert);
}
template <template <typename...> class Tree, typename DTType>
void RemoveElement(Tree<DTType>& bst){
DTType elementToRemove;
cout<<"\n\nRemove from the BST the following element: ";
cin>>ws;
cin>>elementToRemove;
bst.Remove(elementToRemove);
}
template <typename T>
void PrintMinimum(T& bst){
if(bst.Size()>0)
cout<<"\n\nThe minimum element in the BST is "<<bst.Min();
else
cout<<"\n\nThe tree is empty.";
}
template <typename T>
void PrintMinimumNDelete(T& bst){
if(bst.Size()>0)
cout<<"The minimum element in the BST ( "<<bst.MinNRemove()<<" ) has been removed";
else
cout<<"\n\nThe tree is empty.";
}
template <typename T>
void RemoveMin(T& bst){
if(bst.Size()>0){
bst.RemoveMin();
cout<<"\n\nThe minimum element has been deleted";
}
else
cout<<"\n\nThe tree is empty";
}
template <typename T>
void PrintMaximum(T& bst){
if(bst.Size()>0)
cout<<"\n\nThe maximum element in the BST is "<<bst.Max();
else
cout<<"\n\nThe tree is empty.";
}
template <typename T>
void PrintMaximumNDelete(T& bst){
if(bst.Size()>0)
cout<<"The maximum element in the BST ( "<<bst.MaxNRemove()<<" ) has been removed";
else
cout<<"\n\nThe tree is empty.";
}
template <typename T>
void RemoveMax(T& bst){
if(bst.Size()>0){
bst.RemoveMax();
cout<<"\n\nThe maximum element has been deleted";
}
else
cout<<"\n\nThe tree is empty";
}
template <template <typename...> class Tree, typename DTType>
void PrintPredecessor(Tree<DTType>& bst){
DTType lookForPredecessor;
cout<<"Print the predecessor of ";
cin>>ws;
cin>>lookForPredecessor;
try{
cout<<"The predecessor of "<<lookForPredecessor<<" is "<<bst.Predecessor(lookForPredecessor);
}catch(length_error exc){
cout<<exc.what();
}
}
template <template <typename...> class Tree, typename DTType>
void PredecessorNRemove(Tree<DTType>& bst){
DTType lookForPredecessor;
cout<<"Print and delete the predecessor of ";
cin>>ws;
cin>>lookForPredecessor;
try{
cout<<"The predecessor of "<<lookForPredecessor<<" was "<<bst.PredecessorNRemove(lookForPredecessor)<<" and has been removed";
}catch(length_error exc){
cout<<exc.what();
}
}
template <template <typename...> class Tree, typename DTType>
void RemovePredecessor(Tree<DTType>& bst){
DTType lookForPredecessor;
cout<<"Delete the predecessor of ";
cin>>ws;
cin>>lookForPredecessor;
try{
bst.RemovePredecessor(lookForPredecessor);
cout<<"The predecessor of "<<lookForPredecessor<<" has been removed";
}catch(length_error exc){
cout<<exc.what();
}
}
template <template <typename...> class Tree, typename DTType>
void PrintSuccessor(Tree<DTType>& bst){
DTType lookForSuccessor;
cout<<"Print the successor of ";
cin>>ws;
cin>>lookForSuccessor;
try{
cout<<"The successor of "<< lookForSuccessor<<" is "<<bst.Successor(lookForSuccessor);
}catch(length_error exc){
cout<<exc.what();
}
}
template <template <typename...> class Tree, typename DTType>
void SuccessorNRemove(Tree<DTType>& bst){
DTType lookForSuccessor;
cout<<"Print and delete the successor of ";
cin>>ws;
cin>>lookForSuccessor;
try{
cout<<"The successor of "<<lookForSuccessor<<" was "<<bst.SuccessorNRemove(lookForSuccessor)<<" and has been removed";
}catch(length_error exc){
cout<<exc.what();
}
}
template <template <typename...> class Tree, typename DTType>
void RemoveSuccessor(Tree<DTType>& bst){
DTType lookForSuccessor;
cout<<"Delete the successor of ";
cin>>ws;
cin>>lookForSuccessor;
try{
bst.RemoveSuccessor(lookForSuccessor);
cout<<"The successor of "<<lookForSuccessor<<" has been removed";
}catch(length_error exc){
cout<<exc.what();
}
}
template <typename T>
void NodeOperations(T& currentNode){
uint choice;
cout<<endl<<endl;
cout<<" *** Element in the current node: "<<currentNode.Element()<<" ***"<<endl;
cout<<" 1. Go left"<<endl;
cout<<" 2. Go Right"<<endl;
cout<<" 3. Is this a leaf?"<<endl;
cout<<" 4. Go back"<<endl;
cout<<endl<<" -> ";
cin>>ws;
cin>>choice;
switch(choice){
case 1:
if(currentNode.HasLeftChild()) NodeOperations(currentNode.LeftChild());
else{
cout<<"\nThe node does not have a left child, operation aborted.";
NodeOperations(currentNode);
}
break;
case 2:
if(currentNode.HasRightChild()) NodeOperations(currentNode.RightChild());
else {
cout<<"\nThe node does not have a right child, operation aborted.";
NodeOperations(currentNode);
}
break;
case 3:
if(currentNode.IsLeaf()) cout<<"\n Yes, the current node is a leaf";
else cout<<"\n No, the current node is not a leaf";
NodeOperations(currentNode);
break;
}
}
/* ----- generator functions ----- */
template <typename T>
T GenerateIntegerBST(T& bst){
ulong dim = getDimension();
Vector<int> tmp(dim);
default_random_engine gen(random_device{}());
uniform_int_distribution<int> dist(0,1000);
cout<<"\n\nElements in the binary tree (in breadth order):\n";
for(ulong i=0 ; i<dim ; ++i){
tmp[i] = dist(gen);
cout<<tmp[i]<<" ";
}
cout<<endl<<endl;
T tree(tmp);
return tree;
}
template <typename T>
T GenerateFloatBST(T& bst){
ulong dim = getDimension();
Vector<float> tmp(dim);
default_random_engine gen(random_device{}());
uniform_real_distribution<double> distr(0,5);
cout<<"\n\nElements in the binary tree (in breadth order):\n";
for(unsigned long i = 0; i < dim; ++i){
tmp[i] = (round(distr(gen)*10000))/100;
cout<<tmp[i]<<" ";
}
cout<<endl<<endl;
T tree(tmp);
return tree;
}
template <typename T>
T GenerateStringsBST(T& bst){
ulong dim = getDimension();
Vector<string> tmp(dim);
default_random_engine gen(random_device{}());
uniform_int_distribution<int> dist(1,5);
cout<<"\n\nElements in the tree (in breadth order):\n";
for(ulong i = 0; i < dim; ++i){
tmp[i] = generateRandomString(dist(gen));
cout<<tmp[i]<<" ";
}
cout<<endl<<endl;
T tree(tmp);
return tree;
}
string generateRandomString(ulong dim){
default_random_engine gen(random_device{}());
uniform_int_distribution<char> character('a','z');
char newString[dim+1];
for(int i=0;i<dim;i++){
newString[i]=character(gen);
}
newString[dim]='\0';
return newString;
}
ulong getDimension(){
ulong dimension;
std::cout<<"Insert the dimension: ";
std::cin>>dimension;
return dimension;
}

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@ -1,11 +1,111 @@
#ifndef MYTEST_HPP
#define MYTEST_HPP
#include"../binarytree/lnk/binarytreelnk.hpp"
#include"../bst/bst.hpp"
/* ************************************************************************** */
// ...
enum class DataType{integer,ffloat,sstring};
/* ************************************************************************** */
/* ---- integer functions ---- */
template <typename T>
void IntegerFunctions(T&);
template <typename T>
void ProductsElementsLessThan(T&);
void AccumulateProduct(const int&, const void*, void*);
/* ----- float functions ----- */
template <typename T>
void FloatFunctions(T&);
template <typename T>
void SumElementsGreaterThan(T&);
void AccumulateSum(const float&, const void*, void*);
/* ----- string functions ----- */
template <typename T>
void StringFunctions(T&);
template <typename T>
void ConcatLessThan(T&);
void ConcatAString(const std::string&, const void*, void*);
/* ---- shared functions ---- */
void menu();
template <template <typename...> class Tree, typename DTType>
void PrintTree(Tree<DTType>&);
template <typename Data>
void PrintSingleElement(Data& data, void* _);
template <template <typename...> class Tree, typename DTType>
void CheckExistence(Tree<DTType>& tree);
template <template <typename...> class Tree, typename DTType>
void InsertElement(Tree<DTType>&);
template <template <typename...> class Tree, typename DTType>
void RemoveElement(Tree<DTType>&);
template <typename T>
void PrintMinimum(T&);
template <typename T>
void PrintMinimumNDelete(T&);
template <typename T>
void RemoveMin(T&);
template <typename T>
void PrintMaximum(T&);
template <typename T>
void PrintMaximumNDelete(T&);
template <typename T>
void RemoveMax(T&);
template <template <typename...> class Tree, typename DTType>
void PrintPredecessor(Tree<DTType>&);
template <template <typename...> class Tree, typename DTType>
void PredecessorNRemove(Tree<DTType>&);
template <template <typename...> class Tree, typename DTType>
void RemovePredecessor(Tree<DTType>&);
template <template <typename...> class Tree, typename DTType>
void PrintSuccessor(Tree<DTType>&);
template <template <typename...> class Tree, typename DTType>
void SuccessorNRemove(Tree<DTType>&);
template <template <typename...> class Tree, typename DTType>
void RemoveSuccessor(Tree<DTType>&);
template <typename T>
void NodeOperations(T&);
/* ----- generator functions ----- */
DataType ChooseDataType(); //choose data type
void UseChosenType(DataType);
template <typename T>
T GenerateIntegerBST(T&);
template <typename T>
T GenerateFloatBST(T&);
template <typename T>
T GenerateStringsBST(T&);
std::string generateRandomString(ulong);
ulong getDimension();
#endif