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using namespace std;class Laptop{private: int static count; int static count_destroy; int RAM; int Generation;public: ...
21/08/2023



using namespace std;
class Laptop
{
private:
int static count;
int static count_destroy;
int RAM;
int Generation;
public:
Laptop()
{
count++;
RAM = 0;
Generation = 0;
}
Laptop(int RAM, int Generation) :RAM(RAM), Generation(Generation)
{
count++;
}
static int getcount()
{
return count;
}
static int getcount_destroy()
{
return count_destroy;
}
~Laptop()
{
count_destroy++;
}
};
int Laptop::count = 0;
int Laptop::count_destroy = 0;
int main()
{
Laptop No1;//object for default constructor
Laptop No2;
{
Laptop No3(3, 3);//this object will be destroyed
} //three objects have been created
cout

using namespace std;class Box {private: double length; // Length of a box double breadth; // Breadth of a box double h...
19/08/2023



using namespace std;
class Box {
private:
double length; // Length of a box
double breadth; // Breadth of a box
double height; // Height of a box
public:
static int objectCount;

// Overloaded Constructor
Box(double l = 2.0, double b = 2.0, double h = 2.0) {
cout

using namespace std;class Student {private: int id; string name; int oopMarks; int calculusMarks; int dsMarks;public...
07/08/2023



using namespace std;
class Student {
private:
int id;
string name;
int oopMarks;
int calculusMarks;
int dsMarks;

public:
// Default constructor
Student() : id(0), name(""), oopMarks(0), calculusMarks(0), dsMarks(0) //member initilization method
{

}

// Parameterized constructor
Student(int id, const string& name, int oopMarks, int calculusMarks, int dsMarks)
: id(id), name(name), oopMarks(oopMarks), calculusMarks(calculusMarks), dsMarks(dsMarks)
{

}
//Copy Constructor
Student(const Student& o)
{
setId(o.id);
setName(o.name);
setOopMarks(o.oopMarks);
setCalculusMarks(o.calculusMarks);
setDsMarks(o.dsMarks);
}
// Getter and Setter for id
int getId() const {
return id;
}
void setId(int newId) {
if (id >= 0)
{
id = newId;
}
else
{
cerr

using namespace std;class BankAccount {private: // Private data members int accountNo; string name; string cnic; str...
03/08/2023



using namespace std;
class BankAccount {
private:
// Private data members
int accountNo;
string name;
string cnic;
string phNo;
string address;
double balance;

public:
// Constructors
BankAccount()
{
accountNo = 0;
name="";
cnic="";
phNo="";
address="";
balance=0.0;
}

BankAccount(int accNo, string n, string c, string ph, string addr, double bal)
{
setAccountNo(accNo);
setName(n);
setCNIC(c);
setPhNo(ph);
setAddress(addr);
setBalance(bal);
}

// Deep copy constructor
BankAccount(const BankAccount& other)
{
accountNo=other.accountNo;
name=other.name;
cnic=other.cnic;
phNo=other.phNo;
address=other.address;
balance=other.balance;
}

// Setters
void setAccountNo(int accNo) {
accountNo = accNo;
}

void setName( string n) {
name = n;
}

void setCNIC( string c) {
cnic = c;
}

void setPhNo( string ph) {
phNo = ph;
}

void setAddress( string addr) {
address = addr;
}

void setBalance(double bal) {
balance = bal;
}

// Print function
void printAccountInfo() const {
cout

using namespace std;class StudentResultSheet { string name; int id; int marks;public: StudentResultSheet() { name = ...
03/08/2023



using namespace std;

class StudentResultSheet {
string name;
int id;
int marks;
public:
StudentResultSheet() {
name = "";
id = 0;
marks = 0;
}
void read() {
cout id;
cout > marks;
cin.ignore(); // to clear the newline character from the input buffer
}
string get_name() {
return name;
}
int get_id() {
return id;
}
int get_marks() {
return marks;
}
};

int main() {
StudentResultSheet students[10];
for (int i = 0; i < 10; i++) {
cout

using namespace std;class BankAccount {private: string name; int age; string profession; double accountNumber; doubl...
29/07/2023



using namespace std;

class BankAccount {
private:
string name;
int age;
string profession;
double accountNumber;
double currentBalance;

public:
void setName(const string& name) {
this->name = name;
}

void setAge(int age) {
this->age = age;
}

void setProfession(const string& profession) {
this->profession = profession;
}

void setAccountNumber(double accountNumber) {
if (accountNumber >= 10001 && accountNumber accountNumber = accountNumber;
}
else {
while (!(accountNumber >= 10001 && accountNumber accountNumber;
}
this->accountNumber = accountNumber;
}
}

void setCurrentBalance(double currentBalance) {
if (currentBalance >= 500) {
this->currentBalance = currentBalance;
}
else {
cerr

using namespace std;class Person {private: string name; int age;public: void setName(string name) { this->name = nam...
28/07/2023



using namespace std;

class Person {
private:
string name;
int age;

public:
void setName(string name) {
this->name = name;
}

void setAge(int age)
{
if (age >= 0 && age age = age;
}
else
{
cerr age;
}
this->age = age;
}
}

string getName()
{
return name;
}

int getAge()
{
return age;
}

void display()
{
cout

using namespace std;class Car { string brand; string model;public: Car(string brand, string model) { this->brand = b...
28/07/2023



using namespace std;

class Car {
string brand;
string model;
public:
Car(string brand, string model) {
this->brand = brand;
this->model = model;
}
//Copy Constructor
Car(Car& other) {
this->brand = other.brand;
this->model = other.model;
}
void display()
{
cout

using namespace std;class Date {private: int month; int day; int year;public: Date() { month = 1; day = 1; year = 200...
28/07/2023


using namespace std;
class Date {
private:
int month;
int day;
int year;

public:
Date()
{
month = 1;
day = 1;
year = 2000;
}

Date(int m, int d, int y)
{
month=m;
day=d;
year=y;
}

void display()
{
cout

using namespace std;class Time {private: int hour; int minute; int second;public: // Default constructor Time() { hour...
27/07/2023


using namespace std;

class Time {
private:
int hour;
int minute;
int second;

public:
// Default constructor
Time() {
hour = 0;
minute = 0;
second = 0;
}

// Overloaded constructor
Time(int h, int m, int s) {
hour = h;
minute = m;
second = s;
}
//function to show hour,minutes and seconds
void calculate_display_time() {
cout

using namespace std;class Rectangle{ double length; double width;public: Rectangle() { cout
27/07/2023


using namespace std;
class Rectangle
{
double length;
double width;
public:
Rectangle()
{
cout

using namespace std;class Exam{ int exam_id; int obtained_marks; int total_marks;public: Exam() { cout
27/07/2023


using namespace std;
class Exam
{

int exam_id;
int obtained_marks;
int total_marks;
public:
Exam()
{
cout

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Lahore

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