Complete the implementation of depth-first search by filling in the TODO sections with the appropriate C++ code. Remember to: Print out each node you visit. Visit each node exactly once.
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Given the following non-recursive implementation of depth-first search:
A. Complete the implementation of depth-first search by filling in the TODO sections with the appropriate C++ code. Remember to:
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Print out each node you visit.
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Visit each node exactly once.
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- Computer Science QuestionConsider the adjacency list (list of neighbors) data structure for representing a graph. struct node{int data; node * next;};class Graph { …………private:node neighborList[30];int last;};Write a method to print the neighbors of a given node n, void Graph::print(int n){??????}#include <iostream> usingnamespace std; class Queue { int size; int* queue; public: Queue(){ size = 0; queue = new int[100]; } void add(int data){ queue[size]= data; size++; } void remove(){ if(size ==0){ cout <<"Queue is empty"<<endl; return; } else{ for(int i =0; i < size -1; i++){ queue[i]= queue[i +1]; } size--; } } void print(){ if(size ==0){ cout <<"Queue is empty"<<endl; return; } for(int i =0; i < size; i++){ cout<<queue[i]<<" <- "; } cout << endl; } //your code goes here }; int main(){ Queue q1; q1.add(42); q1.add(2); q1.add(8); q1.add(1); Queue q2; q2.add(3); q2.add(66); q2.add(128); q2.add(5); Queue q3 = q1+q2; q3.print();…using namespace std; class SinglyLinkedListNode { // INSERT YOUR CODE HERE }; class SinglyLinkedList { public: SinglyLinkedListNode *head; SinglyLinkedListNode *tail; SinglyLinkedList() { this->head = nullptr; this->tail = nullptr; } voidinsert_node(intnode_data) { // INSERT YOUR CODE HERE } }; void free_singly_linked_list(SinglyLinkedListNode* node) { // INSERT YOUR CODE HERE } // Complete the has_cycle function below. /* * For your reference: * * SinglyLinkedListNode { * int data; * SinglyLinkedListNode* next; * }; * */ bool has_cycle(SinglyLinkedListNode* head) { SinglyLinkedListNode* temp = head; bool isCycle = false; while (temp != nullptr) { // INSERT YOUR CODE HERE } } int main() { // INSERT YOUR CODE HERE TO TEST YOUR CODE return0; }
- Course: Data Structure and Algorithms Language: C++ Question is well explained Question #2Implement a class for Circular Doubly Linked List (with a dummy header node) which stores integers in unsorted order. Your class definitions should look like as shown below: class CDLinkedList;class DNode {friend class CDLinkedList;private int data;private DNode next;private DNode prev;};class CDLinkedList {private:DNode head; // Dummy header nodepublic CDLinkedList(); // Default constructorpublic bool insert (int val); public bool removeSecondLastValue (); public void findMiddleValue(); public void display(); };#include using namespace std; class Queue { int size; int* queue; public: Queue() { size = 0; queue = new int[100]; } void add(int data) { queue[size] = data; size++; } void remove() { if (size == 0) { cout << "Queue is empty"<#include <iostream>using namespace std; class Queue { int *queue, size, front, rear;public: Queue(int size) { queue = new int[size]; this -> size = size; front = rear = -1; } ~Queue() { delete[] queue; } void push(int val) { if (rear == -1) { queue[++rear] = val; front++; } else { if (rear == ((front - 1) % size)) throw "Queue Full!"; if (rear == size - 1) rear = -1; queue[++rear] = val; } } int pop() { if (front == -1) throw "Queue Empty!"; int ret = queue[front]; front = (front + 1) % size;…
- C++ ProgrammingActivity: Queue Linked List Explain the flow of the code not necessarily every line, as long as you explain what the important parts of the code do. The code is already correct, just explain the flow. SEE ATTACHED PHOTO FOR THE PROBLEM #include "queue.h" #include "linkedlist.h" class SLLQueue : public Queue { LinkedList* list; public: SLLQueue() { list = new LinkedList(); } void enqueue(int e) { list->addTail(e); return; } int dequeue() { int elem; elem = list->removeHead(); return elem; } int first() { int elem; elem = list->get(1); return elem;; } int size() { return list->size(); } bool isEmpty() { return list->isEmpty(); } int collect(int max) { int sum = 0; while(first() != 0) { if(sum + first() <= max) { sum += first();…C++ ProgrammingActivity: Queue Linked List Explain the flow of the code not necessarily every line, as long as you explain what the important parts of the code do. The code is already correct, just explain the flow. #include "queue.h" #include "linkedlist.h" class SLLQueue : public Queue { LinkedList* list; public: SLLQueue() { list = new LinkedList(); } void enqueue(int e) { list->addTail(e); return; } int dequeue() { int elem; elem = list->removeHead(); return elem; } int first() { int elem; elem = list->get(1); return elem;; } int size() { return list->size(); } bool isEmpty() { return list->isEmpty(); } int collect(int max) { int sum = 0; while(first() != 0) { if(sum + first() <= max) { sum += first(); dequeue(); } else {…7. ASK class DoublyLinkedList<E> {// define ListNode elements specific for this type of list, indicating current, previous and next// consider head as name for previous node, and tail for the next one.private ListNode<E> head;private ListNode<E> current;private ListNode<E> tail; // default constructorpublic DoublyLinkedList(){//*** Task #1: implement a default constructor here, initializing the nodes to null } // method that calculates the length of the listpublic int length(){//*** Task #2: implement the method navigating through the list until you run out of elements } // method that adds a node at the beginning of the listpublic void addANodeToStart(E addData){//*** Task #3: implement this method, taking into consideration that the head will be replaced by a new node. You may want to use a temporary variable } // accessor method that gets data at current nodepublic E getDataAtCurrent(){//*** Task #4: implement this method making sure to take into account…
- Data Structute Using c++ Queue The Full Question is on the Picture I need to continue on this code please ::: #include <iostream> using namespace std; struct node{int data;node *next;node(int d,node *n=0){data=d;next=n;}}; class queue{node *front,*rear;public:queue();bool empty();void append(int el);bool serve();bool retrieve(int &el);//destructor ...}; bool queue::empty(){return front==0;} queue::queue(){front=rear=0;} void queue::append(int el){if(front==0)front=rear=new node(el);elserear=rear->next=new node(el);} bool queue::serve(){if(front==0)return false;if(front==rear){delete front;front=rear=0;}else{node *t=front;front=front->next;delete t;}return true;} bool queue::retrieve(int &el){if(front==0)return false;el=front->data;return true;} int main (){QueueLinked<int> custQ; // Line (queue) of customers containing the QueueArray<int> custQ; // Line (queue) of customers containing the// time that each customer arrived and// joined the…C++ program LinkList: namespace { template<typename T> class List { public: virtual ~List(){}; virtual bool addFirst(T) = 0; virtual bool addLast(T) = 0; virtual T& get(int) = 0; virtual bool insert(int, T) = 0; virtual T remove(int) = 0; virtual T removeFirst() = 0; virtual T removeLast() = 0; virtual void set(int, T) = 0; virtual int size() const = 0; }; } #endif //PROG1_LIST_Hinclude<iostream>using namespace std; struct Item{int data;Item *next;}; class Stack{private:Node *top;public:Stack(){top = NULL;} void push(int data){ } void pop(){ } int top(){ } bool isEmpty(){ } void makeEmpty(){ }}; int main(){//Complete the functions above//Call each function here in the main()//to test if they are working correctly}.