c++ Assume that StringVar.h has the following declaration:#include siostream>class stringvar {public:stringvar() : max_length(28) {value = new char[max_length+1];value[0] = '\e";// Default constructor size is 20stringvar(int size);// Takes an int for sizestringvar(const char cstr[]);// Takes a c-string and copies itstringvar(const stringvar& strobj);// Copy Constructor-stringvar();// Destructorint size() const { return max_length; }// Access capacityconst char* c_str() const { return value; } // Access valueint length() const { return strlen(value); } // Access lengthstringvar& operator= (const stringvar& rightobj);stringvar& operator+= (const stringvar& rightobj);std::istream& operator>> (std::istream& in, stringvar& strvar);std::ostreame operator<« (std::ostream& out, const stringvar& strvar);private:int max_length;char value;}; RESPONSE AREAOrganize answer blocks in the proper order:ANSWER BANKMove the necessary blocks over into the response area:delete [] temp;char* temp = this->value;strcat(this->value, rightobj.c_str());return *this;this->max_length = newlen;# // Concatenation assignment operator= for StringVar class.}# if (this == &right0bj) return *this;10# #include 11strcpy (this->value, temp);12# StringVar& StringVar::operator += (const StringVar& rightObj) {13if (this->max_length < newlen) {14# this->value[0] = '\0';# #include "StringVar.h"this->value = new char[this->max_length+1];int newlen = length()+rightObj.length();this->value = nullptr;

Below is the given data from 2nd image [1 temp; char" temp = this-value; strcat(this->value,…

ANSWER BANK Move the necessanry blocks over into the response area: delete () temp; char" temp- this->value; strcat(this->value, rightObj.c_str()); return this; this->max_length - newlen; H// Concatenation assignment operator for StringVar class. i if (this =- &rightobj) return *this; I #include strcpy(this->value, temp); I StringVar& StringVar::operator - (const StringVar& rightobj) { if (this->max_length < newlen) { i this->value[@] ▪ '\®*; I #include "StringVar.h" this->value - new char[this->max_length+1]; int newlen = length()+right0bj.length(); this->value nullptr;

ANSWER BANK Move the necessanry blocks over into the response area: delete () temp; char" temp- this->value; strcat(this->value, rightObj.c_str()); return this; this->max_length - newlen; H// Concatenation assignment operator for StringVar class. i if (this =- &rightobj) return this; I #include strcpy(this->value, temp); I StringVar& StringVar::operator - (const StringVar& rightobj) { if (this->max_length < newlen) { i this->value[@] ▪ '\®; I #include "StringVar.h" this->value - new char[this->max_length+1]; int newlen = length()+right0bj.length(); this->value nullptr;

EBK JAVA PROGRAMMING

9th Edition

ISBN:9781337671385

Author:FARRELL

Publisher:FARRELL

Chapter3: Using Methods, Classes, And Objects

Section: Chapter Questions

Problem 1GZ

See similar textbooks

Similar questions

Implement the copy constructor for the StringVar class using the options given on the right side window. Place the code into the left side using the arrows. NOTE: Be careful! There are decoys! Assume that StringVar.h has the following declaration: #include <iostream> class StringVar {public:StringVar() : max_length(20) { // Default constructor size is 20value = new char[max_length+1];value[0] = '\0';}StringVar(int size); // Takes an int for sizeStringVar(const char cstr[]); // Takes a c-string and copies itStringVar(const StringVar& strObj); // Copy Constructor~StringVar(); // Destructorint size() const { return max_length; } // Access capacityconst char* c_str() const { return value; } // Access valueint length() const { return strlen(value); } // Access lengthStringVar& operator= (const StringVar& rightObj);std::istream& operator>> (std::istream& in, StringVar& strVar);std::ostream& operator<< (std::ostream& out, const StringVar&…
Implement the copy assignment operator= for the StringVar class using the options given on the right side window. Place the code into the left side using the arrows. It is possible to get the test case correct but not complete NOTE: Be careful! There are decoys! The this pointer is used extensively.. Assume that StringVar.h has the following declaration: #include <iostream> class StringVar {public:StringVar() : max_length(20) { // Default constructor size is 20value = new char[max_length+1];value[0] = '\0';}StringVar(int size); // Takes an int for sizeStringVar(const char cstr[]); // Takes a c-string and copies itStringVar(const StringVar& strObj); // Copy Constructor~StringVar(); // Destructorint size() const { return max_length; } // Access capacityconst char* c_str() const { return value; } // Access valueint length() const { return strlen(value); } // Access lengthStringVar& operator= (const StringVar& rightObj);std::istream& operator>>…
JAVA PROGRAM FLAMES GAME (SEE ATTACHED PHOTO FOR THE PROBLEM AND EXAMPLE) Implement the method interface Flames in has the following methods: public int countLetters(String name1, String name2); - this method returns the total leftover letters between name1 and name2 public char flames(int numLetters); - this method returns the letter equivalent to the numLetters - example if numLetters is 10 is will return the letter 'M' public String letterEquivalent(char flames); -returns the String equivalent of variable flames. Below is the reference for the variable flames F - Friends L - Lovers A - Affectionate M - Marriage E - Enemies S - Sweethearts
I'm having trouble to compile and run this Java code in visual studio code as there's only an error in the main function. import java.util.HashMap; import java.io.*; public class CardPointsList { static HashMap<String,Integer> Code = new HashMap<>(); static HashMap<Character,Integer> Order = new HashMap<>(); static String[][] hand= {{ "c5","s6","sK","dK","dA"},{"s7","s4","dJ","sA","h5"},{"sQ","d3","c9","hK","d5"}}; static int[] scores={0,0,0}; public static void sortHand() { String temp; for (int h=0;h<3;h++) {for (int i=0;i<5;i++) { for (int j=i+1;j<5;j++) { if (hand[h][j].charAt(0) < hand[h][i].charAt(0)) {temp = hand[h][j]; hand[h][j] = hand[h][i]; hand[h][i] = temp; } else if (hand[h][j].charAt(0) == hand[h][i].charAt(0)) { if (Order.get(hand[h][j].charAt(1)) < Order.get(hand[h][i].charAt(1))) {temp =…
Please fix errors for the java code below. The program is a t square fractal (image below) import javax.swing.*;import java.awt.*;import java.awt.geom.*; //main classpublic class SquareFractal { public static void main(String[] args) { FractalFrame tframe = new FractalFrame(); tframe.setTitle("T Square Fractal"); tframe.setVisible(true); }} //JFrame extended in fractal class class T_Fractal extends JFrame{ private JPanel panel; private int twidth, theight; private int x = 200; private int limit = 15; public T_Fractal() { setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); //default height and width final int Width = 1000; final int Height = 1000; setSize(Width, Height); setLocation(200,50); panel = new JPanel(); Container t_content = getContentPane(); t_content.add(panel, "Center"); } public void paint(Graphics graphics) { super.paint(graphics); Graphics2D g2 = (Graphics2D) graphics; twidth = getWidth(); theight = getHeight();…
How this can work without these empty constructors ? #include<iostream>using namespace std; class Lecturer {private:string name;string department;public:// empty constructor Lecturer(){}Lecturer(string n, string d){name = n;department = d;}string getName(){return name;} void setName(string n){name = n;}void setDepartment(string d){department=d;}string getDepartment(){return department;}string toString() {cout<<endl;return "Name: " + getName()+" Department: " + getDepartment();} };class Lecture {private:string subject;string weekday;int hour;bool online;Lecturer l;public:Lecture(){}Lecture(string s, string w,int h, bool onl,Lecturer lec) {subject=s;weekday=w;hour=h;online=onl;l.setName(lec.getName());l.setDepartment(lec.getDepartment());}// getter subject, setter subjectstring getSubject(){return subject;}void setSubject (string s){subject=s;}// getter weekday, setter weekdaystring getWeekday(){return weekday;}void setWeekday(string w){weekday=w;}//getter hour, setter…
Java 2 billBook -invoiceNumber: String-visitDate: String-patientName: String-paid: boolean -bills: bill[]-doctor: String +bill(all parameters)+Setters/getters methods(ifneeded)+printInvoice(): void +billBook(doctor:String,capacity:int)+Setters/getters methods (if needed)+addBills(): void+payBill(invoiceNumber: String): int Implement the class bill:a. Write the constructor that takes as parameters all data fields except the paid value. Abill object is by defauld not paid.b. The printInvoice() method should output the following information: The invoiceNumber, the visitDate, the name of the patient name A message “The bill is paid” or “The bill is not paid” according to the value of the field paid.2. Implement the class billBook using the above UML:a. Write the constructor that takes as parameters the name of the doctor who hasexamined the patient and the capacity which represents the size of the array bills.b. Write the method addBills that reads the information of bill objects from…
Create Playlist.java, Song.java, and PlayMusic.java. Song.java: models a song object; must have these members (you can add more members if needed): String name; String artist String album int time static int numSongs; Song(String name, String artist, String album, int time){} getName(){} getArtist(){} getAlbum(){} getTime(){} Playlist.java: models a playlist using an array of Song objects; must hvae the following members (you can add more members if needed): String name; String creator; Song[] songs; final int CAPACITY=20; //max size of a playlist Playlist(String name, String creator){} getName(){} addSong(Song song){} removeSong(Song song){} getSongs(){} Private data fields: Public methods: PlayMusic.java: This class will be the main class used to create and use Playlist and Song. This class should: Ask user for A name for their playlist Ask user for Creator name Ask user for The number of songs they will add to the playlist (must be < CAPACITY) Ask user for all…
[JAVA] Can someone explain how this code works? public String solution(String word) {String reversedString = word.chars().mapToObj(ch -> (char)ch).reduce("", (tempStr,ch) -> ch+tempStr, (str1,str2) -> str2+str1);return reversedString;}
public class StringArrayManipulation { public static double getSum(String[][] data) { ????? // code goes here } public static void main (String[] args) { String [][] data = { {"Abc,1abc2,12.3,23 west,7.88"}, {"sdf,1agdfgdfgdfgbc,2342.3,23 east,34.34"}, {"Abrgdfhc,1adfbc2,132.3,22 west,34.2"}, {"Abthhc,1adffdggbc2,142.3,21 west,23.5"}, {"ryreyh,1arttt4t43bc2,1232.3,233 west,325.55"}, {"Abbbgfbfgbc,1abrgfhfbc2,152.3,53 west,45.34"}, {"A5yyeybc,1a454tbc2,89.7,26 west,325.6"}, {"Ah5yybc,1afg3bc2,28.9,28 west,234.2"} }; System.out.println("Expected output: 4132.4, output: " + getSum(data)); } }
MUST BE IN JAVA In an n-sided regular polygon, all sides have the same length and all angles have the same degree (i.e., the polygon is both equilateral and equiangular). Design a class named RegularPolygon that contains: - A private int data field named n that defines the number of sides in the polygon with default value 3. - A private double data field named side that stores the length of the side with default value 1. - A private double data field named x that defines the x-coordinate of the polygon’s center with default value 0. - A private double data field named y that defines the y-coordinate of the polygon’s center with default value 0. - A no-arg constructor that creates a regular polygon with default values. - A constructor that creates a regular polygon with the specified number of sides and length of side, centered at (0, 0). - A constructor that creates a regular polygon with the specified number of sides, length of side, and x- and y-coordinates. - The accessor and…
PLEASE WRITE A PYTEST BASED OFF THE FOLLOWING CODE. PLEASE DO NOT COPY ANYTHING THATS ON CHEGG class PhoneCall(AbstractPhoneCall): time_format = "%H:%M" # 24-hour format def __init__(self, caller, callee, start, end): self.caller = caller self.callee = callee self.start_str = start self.end_str = end self.parse_times(start, end) def parse_times(self, given_start, given_end): start = datetime.strptime(given_start, self.time_format) end = datetime.strptime(given_end, self.time_format) self.start = start.time() self.end = end.time() def get_caller(self) -> str: return self.caller def get_callee(self) -> str: return self.callee def get_starttime(self) -> time: return self.start def get_starttime_string(self) -> str: return self.start_str def get_endtime(self) -> time: return self.end def get_endtime_string(self) -> str: return self.end_str