Answer this in c++ #include <iostream> #include <fstream> #include <string> using namespace std; class Person {...
Homework Answers
Please find the code below
#include <iostream>
#include <fstream>
#include <sstream>
#include <string>
#include <cstring>
using namespace std;
class Person
{
public:
Person() {
setData("unknown-first", "unknown-last");
}
Person(string first, string last) {
setData(first, last);
}
void setData(string first, string last) {
firstName = first;
lastName = last;
}
void printData() const {
cout << "\nName: " << firstName << " " <<
lastName << endl;
}
private:
string firstName;
string lastName;
};
class Musician : public Person
{
public:
Musician() {
// TODO: set this derived class member
// variable instrument to "unknown-instrument". The base class
content will be
// initialized according to the base class's default
constructor.
instrument = "unknown-instrument";
}
Musician(string first, string last, string inst) : Person(first,
last)
// TODO: Before the opening brace.
//construct the base class using the base class parameterized
// constructor. Pass the base class content (first, last)
// up to the base class.
{
// After the opening brace, set the one
// derived class member variable instrument according to the
corresponding
// parameter.
instrument = inst;
}
void setData(string first, string last, string inst) {
// TODO: The base class and derived classes both have setData
functions.
// The derived class setData function overrides the base class one.
However,
// we can invoke the base class version of the function here if we
scope to it.
// Since the member variables first, last are stored
// in the base class, use the base class's setData function to set
those
// values according to the corresponding parameters.
// Then set the remaining derived class variable.
Person::setData(first, last);
instrument = inst;
}
void printData() const {
Person::printData();
cout << "Instrument: " << instrument <<
endl;
}
private:
string instrument;
};
class Writer : public Person
{
public:
Writer() {
// TODO: set this derived class member
// variable genre to "unknown-genre". The base class content will
be
// initialized according to the base class's default
constructor.
genre = "unknown-genre";
}
Writer(string first, string last, string gen) : Person(first,
last)
// TODO: Before the opening brace.
//construct the base class using the base class parameterized
// constructor. Pass the base class content (first, last)
// up to the base class.
{
// After the opening brace, set the one
// derived class member variable genre according to the
corresponding
// parameter.
genre = gen;
}
void setData(string first, string last, string gen) {
// TODO: The base class and derived classes both have setData
functions.
// The derived class setData function overrides the base class one.
However,
// we can invoke the base class version of the function here if we
scope to it.
// Since the member variables first, last are stored
// in the base class, use the base class's setData function to set
those
// values according to the corresponding parameters.
// Then set the remaining derived class variable.
Person::setData(first, last);
genre = gen;
}
void printData() const {
Person::printData();
cout << "Genre: " << genre << endl;
}
private:
string genre;
};
int main() {
int numberOfMusicians = 0;
int numberOfWriters = 0;
string str1, str2, str3;
ifstream fin;
// TODO: Open the file music.txt. Print an error message and
exit
// the program if the file cannot be opened. 5 pts.
fin.open("music.txt");
if (!fin) {
cout << "Unable to music.txt file";
exit(1); // terminate with error
}
// TODO: Read the number at the beginning of the text file. That
number
// indicates the number of musicians in the list (which is also the
length
// of the musicians' array). 5 pts.
fin >> numberOfMusicians;
// Dynamically allocate an array of musician objects. The array
should be
// the exact length needed to read the file. 10 pts.
//
string arrMusicians[numberOfMusicians];
// Use a for-loop to load the array with the content from the text
file. 15 pts.
//
for(int i = 0; i < numberOfMusicians; ++i)
{
fin >> arrMusicians[i];
}
// Close the text file when you are done with it. 5 pts.
fin.close();
// TODO: Open the file writer.txt. Print an error message and
exit
// the program if the file cannot be opened. 5 pts.
fin.open("writer.txt");
if (!fin) {
cout << "Unable to open writer.txt file";
exit(1); // terminate with error
}
// TODO: Read the number at the beginning of the text file. That
number
// indicates the number of writers in the list (which is also the
length
// of the writers' array). 5 pts.
fin >> numberOfWriters;
// Dynamically allocate an array of writer objects. The array
should be
// the exact length needed to read the file. 10 pts.
string arrWriters[numberOfWriters];
// Use a for-loop to load the array with the content from the text
file. 15 pts.
//
for(int i = 0; i < numberOfWriters; ++i)
{
fin >> arrWriters[i];
}
// Close the text file when you are done with it. 5 pts.
fin.close();
// TODO: Loop through the musicians' array and print all of its
data.
for(int i = 0; i < numberOfMusicians; ++i) {
std::string str = arrMusicians[i];
std::string delimiter = "-";
size_t pos = 0;
std::string token;
int j = 0;
while ((pos = str.find(delimiter)) != std::string::npos) {
token = str.substr(0, pos);
if (j==0) {
str1 = token;
}
else if (j==1) {
str2 = token;
}
else {
break;
}
//std::cout << token << std::endl;
str.erase(0, pos + delimiter.length());
j++;
}
str3 = str;
Musician music;
music.setData(str1,str2,str3);
music.printData();
}
// Then loop through the writers' array and print all of its data.
15 pts.
// Remember to release all dynamically allocated memory before
exiting. 5 pts.
for(int i = 0; i < numberOfWriters; ++i) {
std::string str = arrWriters[i];
std::string delimiter = "-";
size_t pos = 0;
std::string token;
int j = 0;
while ((pos = str.find(delimiter)) != std::string::npos) {
token = str.substr(0, pos);
if (j==0) {
str1 = token;
}
else if (j==1) {
str2 = token;
}
else {
break;
}
//std::cout << token << std::endl;
str.erase(0, pos + delimiter.length());
j++;
}
str3 = str;
Writer writer;
writer.setData(str1,str2,str3);
writer.printData();
}
return 0;
}
And the text files I have used below
music.txt
6
musicF-musicL-musicI
musicF1-musicL1-musicI1
musicF2-musicL2-musicI2
musicF3-musicL3-musicI3
musicF4-musicL4-musicI4
musicF5-musicL5-musicI5
writer.txt
5
writerF-writerL-writerG
writerF1-writerL1-writerG1
writerF2-writerL2-writerG2
writerF3-writerL3-writerG3
writerF4-writerL4-writerG4
Add Answer to:
Answer this in c++
#include <iostream>
#include <fstream>
#include <string>
using namespace std;
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#include <stdio.h>
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class Employee {
private:
int employeeNum;
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double hrWage, hrWorked;
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Employee(int en, std::string n, std::string a, std::string pn,
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void write(std::ofstream& out);
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Creature();
void run() const;
protected:
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};
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{}
void Creature::run() const
{
cout << "running " << distance << "
meters!\n";
}
class Wizard : public Creature {
public:
Wizard();
void hover() const;
private:
int distFactor;
};
Wizard::Wizard() : distFactor(3)
{}
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{
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in
c++ please
program for this code
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#include <fstream>
#include <string>
#include <cstring> // for string tokenizer and c-style
string processing
#include <algorithm> // max function
#include <stdlib.h>
#include <time.h>
using namespace std;
// Extend the code here as needed
class BTNode{
private:
int nodeid;
int data;
int levelNum;
BTNode* leftChildPtr;
BTNode* rightChildPtr;
public:
BTNode(){}
void setNodeId(int id){
nodeid = id;
}
int getNodeId(){
return nodeid;
}
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data = d;
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int getData(){
return data;...
//Vehicle.h #pragma once #include<iostream> #include"Warranty.h" #include<string> using namespace std; class Vehicle{ protected: string make; int year; ...
//Vehicle.h
#pragma once
#include<iostream>
#include"Warranty.h"
#include<string>
using namespace std;
class Vehicle{
protected:
string make;
int year;
double mpg;
Warranty warranty;
static int numOfVehicles;
public:
Vehicle();
Vehicle(string s, int y, double m, Warranty
warranty);
Vehicle(Vehicle& v);
~Vehicle();
string getMake();
int getYear();
double getGasMileage();
void setMake(string s);
void setYear(int y);
void setYear(string y);
void setGasMileage(double m);
void setGasMileage(string m);
void displayVehicle();
static int getNumVehicles();
Warranty getWarranty();
void setWarranty(Warranty& );
};
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#include "Vehicle.h"
#include <string>
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{
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employee.h
----------
#include <stdio.h>
#include <iostream>
#include <fstream>
class Employee {
private:
int employeeNum;
std::string name;
std::string address;
std::string phoneNum;
double hrWage, hrWorked;
public:
Employee(int en, std::string n, std::string a, std::string pn,
double hw, double hwo);
std::string getName();
void setName(std::string n);
int getENum();
std::string getAdd();
void setAdd(std::string a);
std::string getPhone();
void setPhone(std::string p);
double getWage();
void setWage(double w);
double getHours();
void setHours(double h);
double calcPay(double a, double b);
static Employee read(std::ifstream& in);
void write(std::ofstream& out);
};
employee.cpp
----------
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#include <iostream>
using namespace std;
class Creature {
public:
Creature();
void run() const;
protected:
int distance;
};
Creature::Creature(): distance(10)
{}
void Creature::run() const
{
cout << "running " << distance << "
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}
class Wizard : public Creature {
public:
Wizard();
void hover() const;
private:
int distFactor;
};
Wizard::Wizard() : distFactor(3)
{}
void Wizard::hover() const
{
cout << "hovering " << (distFactor * distance)
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//Created new derived class from Creature
class Widget...
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#include <string>
#include <cstring>
using namespace std;
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private:
int data;
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public:
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}
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in
c++ please
program for this code
#include <iostream>
#include <fstream>
#include <string>
#include <cstring> // for string tokenizer and c-style
string processing
#include <algorithm> // max function
#include <stdlib.h>
#include <time.h>
using namespace std;
// Extend the code here as needed
class BTNode{
private:
int nodeid;
int data;
int levelNum;
BTNode* leftChildPtr;
BTNode* rightChildPtr;
public:
BTNode(){}
void setNodeId(int id){
nodeid = id;
}
int getNodeId(){
return nodeid;
}
void setData(int d){
data = d;
}
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return data;...
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#pragma once
#include<iostream>
#include"Warranty.h"
#include<string>
using namespace std;
class Vehicle{
protected:
string make;
int year;
double mpg;
Warranty warranty;
static int numOfVehicles;
public:
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warranty);
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int getYear();
double getGasMileage();
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void setYear(int y);
void setYear(string y);
void setGasMileage(double m);
void setGasMileage(string m);
void displayVehicle();
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#include "Vehicle.h"
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