Java Program using Replit, please help. I circled the problem with red, because whenever I run the program, the entire output doesn't show and it tells me that "./Main.java uses unchecked or unsafe operations". How can I stop that from happening? Program in the photos.
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Java Program using Replit, please help. I circled the problem with red, because whenever I run the program, the entire output doesn't show and it tells me that "./Main.java uses unchecked or unsafe operations". How can I stop that from happening?
Program in the photos.
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- TranposeGraph import java.io.*; import java.util.*; // This class represents a directed graph using adjacency list // representation class ALGraph{ private int vertices; // No. of vertices // Array of lists for Adjacency List Representation private LinkedList adj[]; // Constructor ALGraph(int vertices) { this.vertices = vertices; adj = new LinkedList[this.vertices]; for (int i=0; i getAdjacentList(int v) { return adj[v]; } //Function to add an edge into the graph void addEdge(int v, int w) { adj[v].add(w); // Add w to v's list. } // TODO Transpose graph // If the graph includes zero vertices, return null // Create a new ALGraph // For every vertex, retrieve its adjacent list, make a pass over the list and rewrite each edge (u, v) to be (v, u) and add the u into the adjacent list of v public ALGraph transpose(){…class LinkedList; A7 A template class ListNode { friend class LinkedList; private: I val; ListNode *next; public: ListNode () : next(nullptr) {} ListNode(T val) : val(val), next(nullptr) {} }; template class LinkedList : public List { private: ListNode *head; // this implementation has a dummy head (sentry head node) size_t num_of_element; public: LinkedList () { head = new ListNode); num_of_element = 0; LinkedList(size_t capacity) : LinkedList() {} // to make test consistent // copy constructor • LinkedList (const LinkedList &other_list) : LinkedList() { // destructorPlease fill in all the code gaps if possible: (java) public class LinkedList { privateLinkedListNode head; **Creates a new instance of LinkedList** public LinkedList () { } public LinkedListNode getHead() public void setHead (LinkedListNode head) **Add item at the front of the linked list** public void insertFront (Object item) **Remove item at the front of linked list and return the object variable** public Object removeFront() }
- public class CustomLinkedList { public static int findMax(IntNode headObj) { /* Type your code here */ } public static void main(String[] args) { IntNode headObj; IntNode currObj; IntNode lastObj; int i; int max; // Create head node headObj = new IntNode(-1); lastObj = headObj; // Add nodes to the list for (i = 0; i < 20; ++i) { currObj = new IntNode(i); lastObj.insertAfter(currObj); lastObj = currObj; } max = findMax(headObj); System.out.println(max); }}package Linked_List; public class RefUnsortedList<T> implements ListInterface<T>{protected int numElements; // number of elements in this listprotected LLNode<T> currentPos; // current position for iteration// set by find methodprotected boolean found; // true if element found, else falseprotected LLNode<T> location; // node containing element, if foundprotected LLNode<T> previous; // node preceeding locationprotected LLNode<T> list; // first node on the listpublic RefUnsortedList(){numElements = 0;list = null;currentPos = null;}public void add(T element)// Adds element to this list.{LLNode<T> newNode = new LLNode<T>(element);newNode.setLink(list);list = newNode;numElements++;}protected void find(T target)// Searches list for an occurence of an element e such that// e.equals(target). If successful, sets instance variables// found to true, location to node containing e, and previous// to the node that links to location. If not successful,…package Linked_List; public class RefUnsortedList<T> implements ListInterface<T> {protected int numElements; // number of elements in this listprotected LLNode<T> currentPos; // current position for iteration// set by find methodprotected boolean found; // true if element found, else falseprotected LLNode<T> location; // node containing element, if foundprotected LLNode<T> previous; // node preceeding locationprotected LLNode<T> list; // first node on the listpublic RefUnsortedList(){numElements = 0;list = null;currentPos = null;}public void add(T element)// Adds element to this list.{LLNode<T> newNode = new LLNode<T>(element);newNode.setLink(list);list = newNode;numElements++;}protected void find(T target)// Searches list for an occurence of an element e such that// e.equals(target). If successful, sets instance variables// found to true, location to node containing e, and previous// to the node that links to location. If not successful,…
- Starter code for ShoppingList.java import java.util.*;import java.util.LinkedList; public class ShoppingList{ public static void main(String[] args) { Scanner scnr=new Scanner(System.in); LinkedList<ListItem>shoppingList=new LinkedList<ListItem>();//declare LinkedList String item; int i=0,n=0;//declare variables item=scnr.nextLine();//get input from user while(item.equals("-1")!=true)//get inputuntil user not enter -1 { shoppingList.add(new ListItem(item));//add into shoppingList LinkedList n++;//increment n item=scnr.nextLine();//get item from user } for(i=0;i<n;i++) { shoppingList.get(i).printNodeData();//call printNodeData()for each object } }} class ListItem{ String item; //constructor ListItem(String item) { this.item=item; } void printNodeData() { System.out.println(item); }}package circularlinkedlist;import java.util.Iterator; public class CircularLinkedList<E> implements Iterable<E> { // Your variablesNode<E> head;Node<E> tail;int size; // BE SURE TO KEEP TRACK OF THE SIZE // implement this constructorpublic CircularLinkedList() {} // I highly recommend using this helper method// Return Node<E> found at the specified index// be sure to handle out of bounds casesprivate Node<E> getNode(int index ) { return null;} // attach a node to the end of the listpublic boolean add(E item) {this.add(size,item);return false; } // Cases to handle// out of bounds// adding to empty list// adding to front// adding to "end"// adding anywhere else// REMEMBER TO INCREMENT THE SIZEpublic void add(int index, E item){ } // remove must handle the following cases// out of bounds// removing the only thing in the list// removing the first thing in the list (need to adjust the last thing in the list to point to the beginning)// removing the last…class Dijkstra(): """ A fully connected directed graph with edge weights """ def __init__(self, vertex_count): self.vertex_count = vertex_count self.graph = [[0 for _ in range(vertex_count)] for _ in range(vertex_count)] def min_distance(self, dist, min_dist_set): """ Find the vertex that is closest to the visited set """ min_dist = float("inf") for target in range(self.vertex_count): if min_dist_set[target]: continue if dist[target] < min_dist: min_dist = dist[target] min_index = target return min_index def dijkstra(self, src): """ Given a node, returns the shortest distance to every other node """ dist = [float("inf")] * self.vertex_count dist[src] = 0 min_dist_set = [False] * self.vertex_count for _ in range(self.vertex_count): #minimum distance vertex that is not processed…
- the Linked List class:import java.util.NoSuchElementException;// Linked list implementationclass LList<E> implements List<E> {private Link<E> head; // Pointer to list headerprivate Link<E> tail; // Pointer to last element private Link<E> curr; // Access to current element private int listSize; // Size of list // Constructors LList(int size) { // Constructor -- Ignore size this(); } LList() { clear(); } // Remove all elements public void clear() { curr = tail = new Link<E>(null); // Create trailer head = new Link<E>(tail); // Create header listSize = 0; } // Insert "it" at current position public boolean insert(E it) { curr.setNext(new Link<E>(curr.element(), curr.next())); curr.setElement(it); if (tail == curr) { tail = curr.next(); // New tail } listSize++;…Write a code that will print the deleted number class LinkedList { static Node head; static class Node { int data; Node next; Node(int d) { data = d; next = null; } } void duplicateremove() { Node ptr1 = null, ptr2 = null, dup = null; ptr1 = head; while (ptr1 != null && ptr1.next != null) { ptr2 = ptr1; while (ptr2.next != null) { if (ptr1.data == ptr2.next.data) { ptr2.next = ptr2.next.next; System.gc(); } else { ptr2 = ptr2.next; } } ptr1 = ptr1.next; } } void printList(Node node) { while (node != null) { System.out.print(node.data + " "); node = node.next; } } public static void main(String[] args) { LinkedList list = new LinkedList();…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){??????}