1. OBJECT ORIENTED PROGRAMMINGS 2010
Q 1) Define a class to represent a bank account. Include the following members:
Data Members:
 Name of the Depositor
 Account Number
 Type of Account
 Balance amount in the account
Member Functions:
 To assign the initial values.
 To deposit an account.
 To withdraw an amount after checking the balance.
Write a C++ main program to display account number, name and balance.
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2. OBJECT ORIENTED PROGRAMMINGS 2010
#include<iostream.h>
#include<conio.h> //for clrscr()
#include<stdio.h> //for gets()
#include<iomanip.h>
const int LEN=30;
const int max=100;
class members
{ private:
char name[LEN];
unsigned long bal_amount;
char acctype[LEN];
public:
unsigned long accnumb;
members()
{ bal_amount =1000000;
}
void getdata()
{ cout<<"Enter Name:"<<endl;
gets(name);
cout<<"Enter AccountNo:"<<endl;
cin>>accnumb;
cout<<"Enter the Account-type:"<<endl;
gets(acctype);
cout<<"Enter the balance amount:"<<endl;
cin>>bal_amount;
}
void putdata()
{ cout<<"Name: "<<name<<"t";
cout<<"AccountNo: "<<accnumb<<"t";
cout<<"Account Type: "<<acctype<<"t";
cout<<"Balance Amount: "<<bal_amount<<"t";
cout<<endl;
}
void withdraw()
{ unsigned long wdraw_amount;
cout<<"Enter the amount U want to withdraw: t";
cin>>wdraw_amount;
cout<<endl;
if(wdraw_amount>bal_amount || wdraw_amount%100!=0)
{ cout<<"U have entered the wrong amount."<<endl;
cout<<"Amount less than balance and multiple of 100 only can be
withdrawn"<<endl;
wdraw_amount=0;
}
else
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3. OBJECT ORIENTED PROGRAMMINGS 2010
bal_amount= bal_amount-wdraw_amount;
cout<<"Amount withdrawn: t"<<wdraw_amount<<"t";
cout<<"Balance: t"<<bal_amount<<"t"<<endl;
}
void check_balance()
{
cout<<"Balance: t"<<bal_amount<<endl;
}
void deposit_amount()
{ unsigned long d_amount;
cout<<"Enter the amount U want to deposit: t";
cin>>d_amount;
cout<<endl;
bal_amount=bal_amount+d_amount;
cout<<"Balance: t"<<bal_amount<<endl;
}
};
void main()
{
clrscr();
members m[max];
unsigned long acc_no;
int n;
cout<<"The no of records U want 2 be entered: t"<<endl;
cin>>n;
cout<<"Enter the following Records"<<endl;
for (int i=0;i<n;++i)
{
cout<<"Record:t"<<i+1<<endl;
m[i].getdata();
}
clrscr();
for (i=0; i<n; ++i)
{cout<<"Record "<<i+1<<endl;
m[i].putdata();
}
char ch;
cout<<"Do u want 2 continue for any account?"<<endl;
cin>>ch;
clrscr();
while(ch=='y')
{
cout<<"Enter ur account not"<<endl;
cin>>acc_no;
for(i=0; i<n; i++)
{ if(acc_no==m[i].accnumb)
{ int opt;
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4. OBJECT ORIENTED PROGRAMMINGS 2010
m[i].putdata();
char ans;
cout<<"Do U want 2 continue for any account-process(y/n)?t";
cin>>ans;
cout<<endl;
while(ans=='y')
{
cout<<"Enter ur option (1-check balance, 2-deposit, 3-withdraw)"<<endl;
cin>>opt;
cout<<endl;
switch(opt)
{ case 1: m[i].check_balance();
break;
case 2: m[i].deposit_amount();
break;
case 3: m[i].withdraw();
break;
deafault: cout<<"Wrong Option"<<endl;
}
cout<<"Do U want 2 continue for next withdrawl/ deposit/ balance-inquiry?"<<endl;
cin>>ans;
cout<<endl;
}
}
}
cout<<"Do U want 2 continue for any other account?"<<endl;
cin>>ch;
}
getch();
}
OUTPUT
The no of records U want 2 be entered:
3
Enter the following Records
Record 1
Name:
Sarvesh
Enter Account No:
123456
Enter the Account-type:
Current
Enter the balance amount:
91234567
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5. OBJECT ORIENTED PROGRAMMINGS 2010
Record 2
Name:
Prashant
Enter Account No:
456789
Enter the Account-type:
Saving
Enter the balance amount:
90234567
Record 3
Name:
Rajeev
Enter Account No:
789012
Enter the Account-type:
Current
Enter the balance amount:
98765432
Clear-screen..............
Record 1
Name: Sarvesh Account No: 123456 Account-type: Current Balance amount: 91234567
Record 2
Name: Prashant Account No: 456789 Account-type: Saving Balance amount: 90234567
Record 3
Name: Rajeev Account No: 789012 Account-type: Current Balance amount: 98765432
Do u want 2 continue for any account?
y
Clear-screen...
Enter ur account no
789012
Name: Rajeev Account No: 789012 Account-type: Current Balance amount: 98765432
Do U want 2 continue for any account-process(y/n)? y
Enter ur option (1-check balance, 2-deposit, 3-withdraw)
1
Balance: 98765432
Do U want 2 continue for next withdrawl/ deposit/ balance-inquiry?
y
Enter ur option (1-check balance, 2-deposit, 3-withdraw)
2
Enter the amount U want to deposit: 67890543
Balance: 166655975
Do U want 2 continue for next withdrawl/ deposit/ balance-inquiry?
y
Enter ur option (1-check balance, 2-deposit, 3-withdraw)
3
Enter the amount U want to withdraw: 4567890
U have entered the wrong amount.
Amount less than balance and multiple of 100 only can be withdrawn
Amount withdrawn: 0 Balance: 166655975
Do U want 2 continue for next withdrawl/ deposit/ balance-inquiry?
y
Enter ur option (1-check balance, 2-deposit, 3-withdraw)
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6. OBJECT ORIENTED PROGRAMMINGS 2010
3
Enter the amount U want to withdraw: 4567800
Amount withdrawn: 4567800 Balance: 162088175
Do U want 2 continue for next withdrawl/ deposit/ balance-inquiry?
n
Do U want 2 continue for any other account?
n
Q 2) Write an operator overloading program to write S3+=S2.
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7. OBJECT ORIENTED PROGRAMMINGS 2010
#include<iostream.h>
#include<conio.h>
class numb
{ private:
int i;
public:
numb()
{ i=10;
}
void operator++()
{ i=i+1;
cout<<i<<endl;
}
};
void main()
{ numb n;
clrscr();
int j;
cout<<"How many times u want to increment the value?t";
cin>>j;
for(int m=0;m<j;++m)
{n.operator++();
}
getch();
}
OUTPUT
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8. OBJECT ORIENTED PROGRAMMINGS 2010
How many times u want to increment the value? 8
11
12
13
14
15
16
17
18
// overloading prefix ++ incrementer operator for obtaining Fibonacci series
#include<iostream.h>
#include<conio.h>
class fibonacci
{ private:
unsigned long int f0, f1, fib;
public:
fibonacci(); //constructor
void operator++();
void display();
};
fibonacci::fibonacci()
{ f0=0;
f1=1;
fib=f0+f1;
}
void fibonacci::display()
{ cout<<fib<<"t";
}
void fibonacci::operator++()
{f0=f1;
f1=fib;
fib=f0+f1;
}
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9. OBJECT ORIENTED PROGRAMMINGS 2010
void main()
{
clrscr();
fibonacci obj;
int n;
cout<<"How many fibonacci numbers are to be displayed? n";
cin>>n;
for(int i=0; i<=n-1;++i)
{
obj.display();
++obj;
}
getch();
}
OUTPUT
How many fibonacci numbers are to be displayed?
10
1 2 3 5 8 13 21 34 55 89
Q 3) Write an operator overloading program to Overload ‘>’ operator so as to
find greater among two instances of the class.
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10. OBJECT ORIENTED PROGRAMMINGS 2010
//overloading of comparison operators
#include<iostream.h>
#include<conio.h>
class sample
{ private:
int value;
public:
sample();
sample( int one);
void display();
int operator > (sample obj);
};
sample::sample()
{
value = 0;
}
sample::sample( int one)
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11. OBJECT ORIENTED PROGRAMMINGS 2010
{
value = one;
}
void sample::display()
{
cout<<"value "<<value<<endl;
}
int sample::operator > (sample obja)
{
return (value > obja.value);
}
void main()
{
clrscr();
sample obja(20);
sample objb(100);
cout<<(obja>objb)<<endl;
cout<<(objb>obja)<<endl;
getch();
}
OUTPUT
0
1
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12. OBJECT ORIENTED PROGRAMMINGS 2010
Q 4) WAP using Single and Multiple Inheritance.
//single inheritance using array of objects
#include<iostream.h>
#include<conio.h>
#include<stdio.h>
#include<string.h>
#include<iomanip.h>
const int max=100;
class basic_info
{
private: char name[30];
long int rollno;
char sex;
public: void getdata();
void display();
}; //end of class declaration
class physical_fit:public basic_info
{
private: float height,weight;
public: void getdata();
void display();
};
void basic_info::getdata()
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13. OBJECT ORIENTED PROGRAMMINGS 2010
{
cout<<"ENTER A NAME ? n";
cin>>name;
cout<<"ROLL No. ? n";
cin>>rollno;
cout<<"SEX ? n";
cin>>sex;
}
void basic_info::display()
{
cout<<name<<" ";
cout<<rollno<<" ";
cout<<sex<<" ";
}
void physical_fit::getdata()
{
basic_info::getdata();
cout<<"HEIGHT ? n";
cin>>height;
cout<<"WEIGHT ? n";
cin>>weight;
}
void physical_fit::display()
{
basic_info::display();
cout<<setprecision(2);
cout<<height<<" ";
cout<<weight<<" ";
}
void main()
{
clrscr();
physical_fit a[max];
int i,n;
cout<<"HOW MANY STUDENTS ? n";
cin>>n;
cout<<"ENTER THE FOLLOWING INFORMATION n";
for(i=0;i<=n-1;++i)
{
cout<<"RECORD : "<<i+1<<endl;
a[i].getdata();
}
cout<<endl;
cout<<"_________________________________________________ n";
cout<<"NAME ROLLNO SEX HEIGHT WEIGHT n";
cout<<"_________________________________________________ n";
for(i=0;i<=n-1;++i)
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14. OBJECT ORIENTED PROGRAMMINGS 2010
{
a[i].display();
cout<<endl;
}
cout<<endl;
cout<<"_________________________________________________ n";
getch();
}
OUTPUT
HOW MANY STUDENTS?
3
ENTER THE FOLLOWING INFORMATION
RECORD: 1
ENTER A NAME?
Sarvesh
ROLL No. ?
13
SEX?
M
HEIGHT?
174
WEIGHT?
59
RECORD : 2
ENTER A NAME?
Prashant
ROLL No. ?
19
SEX ?
M
HEIGHT?
166
WEIGHT?
63
RECORD : 3
ENTER A NAME ?
Rajeev
ROLL No. ?
23
SEX ?
M
HEIGHT?
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15. OBJECT ORIENTED PROGRAMMINGS 2010
164
WEIGHT?
53
_________________________________________________
NAME ROLLNO SEX HEIGHT WEIGHT
_________________________________________________
Sarvesh 13 M 174 59
Prashant 19 M 166 63
Rajeev 23 M 164 53
_________________________________________________
#include<iostream.h>
#include<conio.h>
#include<stdio.h>
#include<string.h>
class baseA
{
public: int a;
};
class baseB
{
public: int a;
};
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16. OBJECT ORIENTED PROGRAMMINGS 2010
class baseC
{
public: int a;
};
class derivedD: public baseA,public baseB, public baseC
{
public: int a;
};
void main()
{
clrscr();
derivedD objd;
objd.a=10; //local to the derived class
cout<<"n VALUE OF a IN THE DERIVED CLASS = "<<objd.a;
cout<<endl;
cout<<"n VALUE OF a IN THE baseA = "<<objd.baseA::a;
cout<<endl;
cout<<"n VALUE OF a IN THE baseB = "<<objd.baseB::a;
cout<<endl;
cout<<"n VALUE OF a IN THE baseC = "<<objd.baseC::a;
cout<<endl;
cout<<endl;
getch();
}
#include<iostream.h>
#include<conio.h>
#include<stdio.h>
#include<string.h>
class baseA
{
public: int a;
};
class baseB
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17. OBJECT ORIENTED PROGRAMMINGS 2010
{
public: int a;
};
class baseC
{
public: int a;
};
class derivedD: public baseA,public baseB, public baseC
{
public: int a;
};
void main()
{
clrscr();
derivedD objd;
objd.a=10;
objd.baseA::a=20;
objd.baseB::a=30;
objd.baseC::a=40;
cout<<"n VALUE OF a IN THE DERIVED CLASS = "<<objd.a;
cout<<endl;
cout<<"n VALUE OF a IN THE baseA = "<<objd.baseA::a;
cout<<endl;
cout<<"n VALUE OF a IN THE baseB = "<<objd.baseB::a;
cout<<endl;
cout<<"n VALUE OF a IN THE baseC = "<<objd.baseC::a;
cout<<endl;
cout<<endl;
getch();
}
OUTPUT
VALUE OF a IN THE DERIVED CLASS = 10
VALUE OF a IN THE baseA = 20
VALUE OF a IN THE baseB = 30
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18. OBJECT ORIENTED PROGRAMMINGS 2010
VALUE OF a IN THE baseC = 40
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