BHUNDI BHASRI

2010-10-28T08:03:00.003-07:00

Abstract Class Solid

#include

class solid

{

public:

virtual void volume()=0;

};

class cone : public solid

{

int a,r,h;

public:

void volume()

{

cout<<"\n enter radius and height";

cin>>r>>h;

a=(1*3.14*r*r*h)/3;

cout<<"\n volume of cone is :"<

}

};

class cylender : public solid

{

int a1,r1,h1;

public:

void volume()

{

cout<<"\n enter radius and height";

cin>>r1>>h1;

a1=3.14*r1*r1*h1;

cout<<"\n volume of cylender"<

}

};

class sphere : public solid

{

int a2,r2;

public:

void volume()

{

cout<<"\n enter radius";

cin>>r2;

a2=(4/3)*3.14*r2*r2;

cout<<"\n volume of sphere"<

}

};

void main()

{

clrscr();

solid *sptr;

cone c;

cylender cy;

sphere s;

sptr=&c;

sptr->volume();

sptr=&cy;

sptr->volume();

sptr=&s;

sptr->volume();

getch();

}

OUTPUT

Enter radius and height 5

Eolume of cone is :157

Enter radius and height 4

Volume of cylender251

Enter radius 5

Volume of sphere78

2010-10-28T08:03:00.001-07:00

Binary Operation Overloading

#include

class complex

{

float x,y;

public:

complex()

{

x=0;y=0;

}

complex(float real,float imag)

{

x=real;y=imag;

}

complex operator +(complex);

complex operator -(complex);

complex operator *(complex);

void display();

};

complex complex::operator +(complex c)

{

complex t;

t.x=x+c.x;

t.y=y+c.y;

return t;

}

complex complex::operator -(complex c)

{

complex t;

t.x=x-c.x;

t.y=y-c.y;

return t;

}

complex complex::operator *(complex c)

{

complex t;

t.x=(x*c.x)-(y*c.y);

t.y=(x*c.y)+(y*c.x);

return t;

}

void complex::display()

{

cout<

}

void main()

{

clrscr();

complex c1,c2,c3;

c1=complex(2.5,3.5);

c2=complex(1.6,2.7);

cout<<"c1=";

c1.display();

cout<<"c2=";

c2.display();

c3=c1+c2;

cout<<"Add";

c3.display();

c3=c1-c2;

cout<<"Subtract";

c3.display();

c3=c1*c2;

cout<<"Multiply";

c3=c1*c2;

c3.display();

getch();

}

OUTPUT

c1=2.5+i3.5

c2=1.6+i2.7

Add4.1+i6.2

Subtract0.9+i0.8

Multiply-5.45+i12.35

2010-10-28T08:02:00.001-07:00

Uniary Operation Overloading

#include

class complex

{

float x,y;

public:

complex()

{

x=0;

y=0;

}

complex(float real,float imag)

{

x=real;

y=imag;

}

complex operator +(complex);

void display();

};

complex complex::operator +(complex c)

{

complex t;

t.x=x+c.x;

t.y=y+c.y;

return (t);

}

void complex :: display()

{

cout<

}

void main()

{

clrscr();

complex c1,c2,c3;

c1=complex(2.5,3.5);

c2=complex(1.6,2.7);

c3=c1+c2;

cout<<" c1=";

c1.display();

cout<<" c2=";

c2.display();

cout<<" c3=";

c3.display();

getch();

}

OUTPUT

c1=2.5+i3.5

c2=1.6+i2.7

c3=4.1+i6.2

2010-10-28T08:01:00.002-07:00

New & Delete Operation

#include

void addvector(int *a,int *b,int *c,int size)

{

for(int i=0;i

c[i]=a[i]+b[i];

}

void readvector(int *vector,int size)

{

for(int i=0;i

cin>>vector[i];

}

void showvector(int *vector,int size)

{

for(int i=0;i

cout<<"\t\n"<

}

void main()

{

clrscr();

int vec_size;

int *x,*y,*z;

cout<<"Enter vector size";

cin>>vec_size;

x=new int[vec_size];

y=new int[vec_size];

z=new int[vec_size];

cout<<"Enter element of vector";

readvector(x,vec_size);

cout<<"Enter element of vector";

readvector(y,vec_size);

addvector(x,y,z,vec_size);

cout<<"z=x+y";

showvector(z,vec_size);

delete x;

delete y;

delete z;

getch();

}

OUTPUT

Enter vector size 3

Enter element of vector 4

Enter element of vector 8

z=x+y

2010-10-28T08:01:00.001-07:00

This Pointer

#include

class person

{

char name[20];

float age;

public:

person(char *s,float a)

{

strcpy(name,s);

age=a;

}

person & person::greater(person & x)

{

if(x.age>=age)

return x;

else

return *this;

}

void display()

{

cout<<"\nName:"<

cout<<"age:"<

}

};

void main()

{

clrscr();

person p1("D",12);

person p2("B",20);

person p3("C",34);

person p=p1.greater(p2);

p=p.greater(p3);

cout<<"\nElder person";

p.display();

getch();

}

OUTPUT

Elder person

Name:C

age:34

2010-10-28T08:00:00.002-07:00

Derived Class Pointer

#include

class BC

{

public:

int b;

void show()

{

cout<<"\nb="<

}};

class DC:public BC

{

public:

int d;

void show()

{

cout<<"\nb="<

cout<<"\nd="<

}};

void main()

{

clrscr();

BC *bptr;

BC base;

bptr=&base;

bptr->b=100;

bptr->show();

DC derived;

bptr=&derived;

bptr->b=200;

bptr->show();

DC *dptr;

dptr=&derived;

dptr->d=300;

dptr->show();

dptr->d=400;

((DC *)bptr)->d=500;

((DC *)bptr)->show();

cout<<"\n(DC *)bptr->show()";

getch();

}

OUTPUT

b=100

b=200

d=300

b=200

d=500

(DC *)bptr->show()

2010-10-28T08:00:00.001-07:00

Bank Interest Calculation

#include

class bank

{

char name[20];

int accno;

public:

void getdata()

{

cout<<"\nEnter Your Name";

cin>>name;

cout<<"\nEnter Your Acount No.";

cin>>accno;

}

void putdata()

{

cout<<"\nName:"<

cout<<"\nAccount No.:"<

}

};

class sa:public bank

{

long int p,r,t;

long int si;

public:

void getsi()

{

cout<<"\nEnter the Balance";

cin>>p;

r=5;t=2;

si=(p*r*t)/100;

}

void putsi()

{

cout<<"\nInterest:"<

cout<<"\nBalance:"<

}

};

class ca:public bank

{

long int pr,ra,ti,a;

long int ci;

public:

void getci()

{

cout<<"\nEnter The Balance:";

cin>>pr;

ra=5;

ti=2;

a=(100+ra)/100;

ci=pr*pow(a,ti);

}

void putci()

{

cout<<"\nInterest:"<

cout<<"\nBalance:"<

}

};

void main()

{

clrscr();

sa a;

ca b;

cout<<"\n......ENTER YOUR CHOICE.......";

cout<<"\n1.Saving A\c";

cout<<"\n2.Current A\c";

int ch;

cin>>ch;

switch(ch)

{

case 1:

a.getdata();

a.getsi();

a.putdata();

a.putsi();

break;

case 2:

b.getdata();

b.getci();

b.putdata();

b.putci();

break;

default:

cout<<"......INVALID......";

break;

}

getch();

}

OUTPUT

......ENTER YOUR CHOICE.......

1.Saving Ac

2.Current Ac

Enter Your NameANKIT

Enter Your Acount No.5

Enter the Balance50000

Name:ANKIT

Account No.:5

Interest:5000

Balance:55000

2010-10-28T07:50:00.002-07:00

Grade Using Single Inheritance

#include

class stu

{

char name[30];

char course[30];

int age;

public:

void get();

void put();

};

class grade: public stu

{

int total,a;

public:

void entermarks();

void putmarks();

void avg();

};

void stu::get()

{

cout<<"Enter your name";

cin>>name;

cout<<"Enter your course";

cin>>course;

cout<<"Enter your age";

cin>>age;

}

void stu::put()

{

cout<<"Name"<<

cout<<"Course"<<

cout<<"Age"<<

}

void grade::entermarks()

{

cout<<"\nEnter your Total marks";

cin>>total;

}

void grade::putmarks()

{

cout<<"\nTotal Marks"<

}

void grade::avg()

{

a=total/5;

cout<<"\nYour average is "<

cout<<"\nyour grade is ";

if(a>90)

cout<<"A";

else

if(a>80)

cout<<"B";

else

if(a>60)

cout<<"C";

else

if(a>40)

cout<<"D";

else

cout<<"Fail";

}

void main()

{

clrscr();

grade g;

g.get();

g.entermarks();

g.put();

g.putmarks();

g.avg();

getch();

}

OUTPUT

Enter your name Ankit

Enter your course BCA

Enter your age 19

Enter your Total marks 455

Name Ankit

Course BCA

Age19

Total Marks455

Your average is 91

your grade is A

2010-10-28T07:50:00.001-07:00

Student Detail Enter & Display

#include

class student

{

char name[20];

int roll;

int age;

public:

void getdata();

void putdata();

};

void student::getdata()

{

cout<<"\n enter name:";

cin>>name;

cout<<"\n enter roll no:";

cin>>roll;

cout<<"\n enter age:";

cin>>age;

}

void student::putdata()

{

cout<<"\n name :"<

cout<<"\n roll :"<

cout<<"\n age :"<

}

const int size=25;

void main()

{

clrscr();

student s1[size];

for(int i=0;i

{

cout<<"\n enter details of student "<

s1[i].getdata();

}

for(i=0;i

{

cout<<"\n details of student "<

s1[i].putdata();

}

getch();

}

2010-10-28T07:49:00.001-07:00

Complex Number Using Friend Function

#include

class c1;

class c2

{

int real2;

int imag2;

public:

void setvalue(int i,int j)

{

real2=i;

imag2=j;

}

friend void num(c1,c2);

};

class c1

{

int real1;

int imag1;

public:

void setvalue(int i,int j)

{

real1=i;

imag1=j;

}

friend void num(c1,c2);

};

void num(c1 m,c2 n)

{

int c3_real,c3_imag;

c3_real=m.real1+n.real2;

c3_imag=m.imag1+n.imag2;

cout<<"\n addition is:"<<<"+i"<

}

void main()

{

clrscr();

int a,b,c,d;

c1 k;

c2 l;

cout<<"\n enter first number real part";

cin>>a;

cout<<"\n enter first number imag part";

cin>>b;

cout<<"\n enter second number real part";

cin>>c;

cout<<"\n enter second number imag part";

cin>>d;

k.setvalue(a,b);

l.setvalue(c,d);

num(k,l);

getch();

}

OUTPUT

enter first number real part5

enter first number imag part1

enter second number real part5

enter second number imag part6

addition is:10+i7

2010-10-28T07:48:00.002-07:00

Constructor

#include

class distance

{

float speed,time;

public:

void init(float s,float t)

{

speed=s;

time=t;

}

void read()

{

cout<<"\n enter speed:";

cin>>speed;

cout<<"\n enter time:";

cin>>time;

}

void show()

{

cout<

}

void add(distance d1,distance d2)

{

speed=d1.speed+d2.speed;

time=d1.time+d2.time;

if(speed>=12.0)

{

speed=speed+1.0;

time=time-12;

}

};

void main()

{

clrscr();

distance d1,d2,d3;

d2.init(11.0,6.25);

d1.read();

cout<<"\n d1=";

d1.show();

d3.add(d1,d2);

cout<<"\n d3=";

d3.show();

getch();

}

OUTPUT

enter speed:50

enter time:15

d1=50/15

d3=62/9.25

2010-10-28T07:48:00.001-07:00

Area Of Geometry Shape

#include

class geometry

{

float area,perimeter,l,b,r,h;

public:

void area_rec()

{

cout<<"\n enter the length and breath\n";

cin>>l>>b;

area=l*b;

cout<<"\n area is:"<

}

void area_circle()

{

cout<<"\n enter the radius:";

cin>>r;

area=3.14*r*r;

cout<<"\n area is:"<

}

void area_tri()

{

cout<<"\n enter the base and heigth\n ";

cin>>b>>h;

area=0.5*b*h;

cout<<"\n area is:"<

}

};

void main()

{

clrscr();

geometry g;

int i;

cout<<"\n enter a choice";

cout<<"\n press 1 for area of rectangle ";

cout<<"\n press 2 for area of circle";

cout<<"\n press 3 for area of triangle\n";

cin>>i;

switch(i)

{

case 1:g.area_rec();

break;

case 2:g.area_circle();

break;

case 3:g.area_tri();

break;

default:cout<<"\n wrong choice!!!";

}

getch();

}

OUTPUT

enter a choice

press 1 for area of rectangle

press 2 for area of circle

press 3 for area of triangle

enter the length and breath

area is:20

2010-10-28T07:47:00.002-07:00

Object Passed As Return Type

#include

class complex

{

float x;

float y;

public:

void input(float read,float imag)

{

x=read;

y=imag;

}

complex add(complex);

void show(complex);

};

complex complex::add(complex c2)

{

complex c3;

c3.x=x+c2.x;

c3.y=y+c2.y;

return c3;

}

void complex::show(complex c)

{

cout<

}

void main()

{

complex a,b,c;

a.input(3.1,5.65);

b.input(2.75,1.2);

c=a.add(b);

cout<<"A=";

a.show(a);

cout<<"B=";

b.show(b);

cout<<"C=";

c.show(c);

getch();

}

OUTPUT

A=3.1 +5.65

B=2.75+1.2

C=5.85+6.85

2010-10-28T07:47:00.001-07:00

Passing Object As Argument

#include

class distance

{

float feet;

float inch;

public:

void init(float f,float i)

{

feet=f;

inch=i;

}

void read()

{

cout<<"Enter feet";

cin>>feet;

cout<<"Enter inch";

cin>>inch;

}

void show()

{

cout<

}

void add(distance d1,distance d2)

{

feet=d1.feet+d2.feet;

inch=d1.inch+d2.inch;

if(inch>=12.0)

{

feet=feet+1.0;

inch=inch-12;

}}};

void main()

{

distance d1,d2,d3;

d2.init(11.0,6.25);

d1.read();

cout<<"d1=";

d1.show();

cout<<"d2=";

d2.show();

d3.add(d1,d2);

cout<<"d3=";

d3.show();

getch();

}

OUTPUT

Enter Feet 5

Enter Inch 7

d1=5

d2=11

6.25

d3=17

1.25

2010-10-28T07:46:00.001-07:00

Nesting Of Member Function

#include

class set

{

int m,n;

public:

void input();

void display();

int largest();

};

int set::largest()

{

if(m>=n)

return(m);

else

return(n);

}

void set::input()

{

cout<<"Input Value of m and n"<<"\n";

cin>>m>>n;

}

void set::display()

{

cout<<"Largest value="

}

int main()

{

set a;

a.input();

a.display();

getch();

return 0;

}

OUTPUT

Input Value of m and n

Largest value=50

2010-10-28T07:42:00.002-07:00

Operations Of Matrix

#include

class matrix

{

int a[10][10],b[10][10],x[10][10];

public:

void add();

void subtract();

void multiply();

};

void matrix::add()

{

int r,c,i,j,n;

cout<<"ENTER THE ORDER OF MATRIX : ";

cin>>n;

r=n;

c=n;

cout<<"ENTER THE ELEMENTS FOR MATRIX 'A' :"<

for(i=0;i

{

for(j=0;j

{

cin>>a[i][j];

}

cout<<"ENTER THE ELEMENTS FOR MATRIX 'B' : "<

for(i=0;i

{

for(j=0;j

{

cin>>b[i][j];

}

clrscr();

cout<<"MATRIX 'A' IS "<

for(i=0;i

{

for(j=0;j

{

cout<

}

cout<

}

cout<<"MATRIX 'B' IS "<

for(i=0;i

{

for(j=0;j

{

cout<

}

cout<

}

//.....................ADDITION OF MATRIX........................

for(i=0;i

{

for(j=0;j

{

x[i][j]=a[i][j]+b[i][j];

}

cout<<"THE SUM OF TWO ENTERED MATRIX IS "<

for(i=0;i

{

for(j=0;j

{

cout< ";

}

cout<

}

void matrix::subtract()

{

int r,c,i,j,n;

cout<<"ENTER THE ORDER OF MATRIX : ";

cin>>n;

r=n;

c=n;

cout<<"ENTER THE ELEMENTS FOR MATRIX 'A' :"<

for(i=0;i

{

for(j=0;j

{

cin>>a[i][j];

}

cout<<"ENTER THE ELEMENTS FOR MATRIX 'B' : "<

for(i=0;i

{

for(j=0;j

{

cin>>b[i][j];

}

clrscr();

cout<<"MATRIX 'A' IS "<

for(i=0;i

{

for(j=0;j

{

cout<

}

cout<

}

cout<<"MATRIX 'B' IS "<

for(i=0;i

{

for(j=0;j

{

cout<

}

cout<

}

//.....................SUBTRACT OF MATRIX........................

for(i=0;i

{

for(j=0;j

{

x[i][j]=a[i][j]-b[i][j];

}

cout<<"THE SUBTRACT OF TWO ENTERED MATRIX IS "<

for(i=0;i

{

for(j=0;j

{

cout< ";

}

cout<

}

void matrix::multiply()

{

int r1,c1,r2,c2,i,j,k;

clrscr();

cout<<"ENTER THE NO.OF ROWS OF MATRIX (A) : ";

cin>>r1;

cout<<"ENTER THE NO.OF COLOUMS OF MATRIX (A) :";

cin>>c1;

cout<<"ENTER THE ELEMENTS FOR MATRIX (A) :"<

for(i=0;i

{

for(j=0;j

{

cin>>a[i][j];

}

cout<<"ENTER THE NO.OF ROWS OF MATRIX (B) : ";

cin>>r2;

cout<<"ENTER THE NO.OF COLOUMS OF MATRIX (B) : ";

cin>>c2;

cout<<"ENTER THE ELEMENTS FOR MATRIX (B) :"<

for(i=0;i

{

for(j=0;j

{

cin>>b[i][j];

}

clrscr();

cout<<"MATRIX 'A' IS "<

for(i=0;i

{

for(j=0;j

{

cout<

}

cout<

}

cout<<"MATRIX 'B' IS "<

for(i=0;i

{

for(j=0;j

{

cout<

}

cout<

}

if(c1!=r2)

{

cout<<"MULTIPLICATION IS NOT POSSIBLE ";

}

else

{

for(i=0;i

{

for(j=0;j

{

x[i][j]=0;

for(k=0;k

{

x[i][j]=x[i][j]+(a[i][k]*b[k][j]);

}

cout<<"MULTIPLICATION OF TWO MATRIX IS "<

for(i=0;i

{

for(j=0;j

{

cout< ";

}

cout<

}

void main()

{

clrscr();

matrix m;

while(1)

{

int ch;

cout<<" ";

cout<<"...ENTER YOUR CHOICE........"<

cout<<"1. ADDITION OF TWO MATRIX "<

cout<<"2. SUBTRACT OF TWO MATRIX "<

cout<<"3. MULTIPLICATION OF TWO MATRIX "<

cout<<"4. EXIT "<

cin>>ch;

switch(ch)

{

case 1:

m.add();

break;

case 2:

m.subtract();

break;

case 3:

m.multiply();

break;

case 4:

exit(0);

default :

cout<<"INVALID CHOICE !! ENTER CORRECT CHOICE";

}

//getch();

}

OUTPUT

...ENTER YOUR CHOICE........

1. ADDITION OF TWO MATRIX

2. SUBTRACT OF TWO MATRIX

3. MULTIPLICATION OF TWO MATRIX

4. EXIT

ENTER THE ORDER OF MATRIX : 2

ENTER THE ELEMENTS FOR MATRIX 'A' :

ENTER THE ELEMENTS FOR MATRIX 'B' :

MATRIX 'A' IS

2 4

5 6

MATRIX 'B' IS

4 5

6 7

THE SUM OF TWO ENTERED MATRIX IS

6 9

11 13

2010-10-28T07:42:00.001-07:00

Leap Year

#include

class leap

{

int year;

public:

void lp();

};

void leap::lp()

{

cout<<"Enter Year";

cin>>year;

if(year%400==0||(year%100!=0&&year%4==0))

{

cout<<"Leap Year";

}

else

cout<<"Not leap Year";

}

void main()

{

leap a;

a.lp();

getch();

}

OUTPUT

Enter Year 2004

Leap Year

2010-10-28T07:41:00.000-07:00

Average Marks Using Class

#include

class stu

{

int m1,m2,m3,m4,m5,sum,avg;

float per;

public:

void getmarks();

void putmarks();

};

void stu::getmarks()

{

cout<<"Enter 5 Subject Marks";

cin>>m1>>m2>>m3>>m4>>m5;

}

void stu::putmarks()

{

sum=m1+m2+m3+m4+m5;

per=sum/5;

avg=sum/5;

cout<<"Your Total is "<

cout<<"Your Average is "<

cout<<"Your Percentage is "<

}

void main()

{

clrscr();

stu m;

m.getmarks();

m.putmarks();

getch();

}

OUTPUT

Enter 5 Subject Marks 75 75 86 86 84

Your Total is 406

Your Average is 81

Your Percentage is 81

2010-10-28T07:39:00.000-07:00

Enter Name & Age Then Display Using Class

#include

class person

{

char name[30];

int age;

public:

void getdata();

void outdata();

};

void person::getdata()

{

cout<<"\nEnter Your Name";

cin>>name;

cout<<"\nEnter Your Age";

cin>>age;

}

void person::outdata()

{

cout<<"\nYour Name is "<

cout<<"\nYour Age is "<

}

void main()

{

clrscr();

person a;

a.getdata();

a.outdata();

getch();

}

OUTPUT

Enter Your Name Ankit

Enter Your Age 19

Your Name is Ankit

Your Age is 19