program to demonstrate the typecasting of class type to class type. (C plusplus or C++)

 Aim: Write a program to demonstrate the typecasting of class type to class type.

Ans:

#include<iostream.h>

#include<conio.h>

class SUM

{

int a,b,sum;

public:

int get()

{

cout<<"enter values of a&b:";

cin>>a>>b;

sum=a+b;

return(sum);

}

}obj1;

class SUME

{

int sum;

public:

SUME()

{

}

SUME(SUM obj)

{

sum=obj.get();

}

void s()

{

cout<<"sum of no.s is="<<sum;

}

}obj2;

void main()

{

obj2=obj1;

obj2.s();

}

program to demonstrate the typecasting of class type to basic type. (C plusplus or C++)

Aim: Write a program to demonstrate the typecasting  of class type to basic type.

Ans:

#include<iostream.h>

#include<conio.h>

class  A

{

int x,y;

public:

            A()

            {

                        cout<<"Enter the values which you want to add:\n";

                        cin>>x>>y;

            }

operator  int()

            {

                        int z;

                        z=x+y;

                        return(z);

            }

};

void  main()

{

clrscr();

A o;

int k=o;

cout<<"Sum is:"<<k;

getch();

}

program to demonstrate the typecasting of basic to class type . (C plusplus or C++)

 Aim: Write a program to demonstrate the typecasting  of basic to class type .

Ans:

#include<iostream.h>

#include<conio.h>

class  A

{

public:

int z;

A (int sum)

{

            z=sum;

}

void  show()

{

            cout<<"Sum is:"<<z;

}

};

void  main()

{

int  a,b,sum;

clrscr();

cout<<"Enter the values you want to add:\n";

cin>>a>>b;

sum=a+b;

A o1=sum;

o1.show();

getch();

}

program to demonstrate the overloading of binary memory management operator. (C plusplus or C++)

Aim: Write a program to demonstrate the overloading of binary memory management operator.

Ans:

#include<iostream.h>

#include<conio.h>

void main()

{

//Allocates using new operator eory space in meory for storing a integer datatype

clrscr();

int*a=new int;

*a=100;

cout<<"The Output is:a="<<*a;

//Memory Released using delete operator

delete a;

getch();

}

program to demonstrate the overloading of binary arithmetic operator. (C plusplus or C++)

Aim: Write a program to demonstrate the overloading of binary arithmetic operator.

Ans:

#include<iostream.h>

#include<conio.h>

class  A

{

int x,y;

public:

            void  in()

            {

                        cout<<"Enter real and imaginary parts\n";

                        cin>>x>>y;

            }

A operator  +(A obj)

{

            A T;

            T.x=x +obj.x;

            T.y=y +obj.y;

            return(T);

}

void  show()

{

            cout<<"RESULT IS  "<<x<<"+i"<<y;

}

};

void  main()

{

clrscr();

A o1,o2,o3;

o1.in();

o2.in();

o3=o1+o2;

o3.show();

getch();

}

program to demonstrate the overloading of increment and decrement operator. (C plusplus or C++)

Aim: Write a program to demonstrate the overloading of increment and decrement operator.

Ans:

#include<iostream.h>

#include<conio.h>

class  A

{

int x;

public:

            A()

            {

                        x=40;

            }

            void  operator ++()

            {

            x++;

            }

            void  output()

            {

            cout<<x<<"\n";

            }

            };

void  main()

{

clrscr();

cout<<"Initial value of x=40\n\n";

cout<<"New value of x after using operator overloading is:\n";

A o1,o2;

o1++;

o2++;

o2++;

o1.output();

o2.output();

getch();

}

program to demonstrate the use of initializer list? (C plusplus or C++)

Aim: Write a program to demonstrate the use of initializer list ?

Ans.

#include<iostream.h>

#include<conio.h>

class A

{

const int a,b;

public:

            A(int x,int y):a(x),b(y)

            {

            }

            void d()

            {

            cout<<"a="<<a<<"\n"<<"b="<<b;

            }

}obj(10,34);

void main()

{

            clrscr();

            obj.d();

            getch();

}