Answer Posted / opender shekhawat

include<iostream.h>
#include<conio.h>
#include<string.h>
#include<stdio.h>
#include<stdlib.h>

class Bank
{
private:
int acc_id;
char name[20];
float balance;
public:
Bank();
Bank(int,char[20],float);
Bank(Bank&);
~Bank();
void read();
void deposit(float);
void withdraw(float);
void show();
int getid();
};

Bank::Bank()
{
acc_id = 0;
strcpy(name,'\0');
balance = 0.0;
}

Bank::~Bank()
{
cout<<"DESTRUCTOR!\n";
getch();
}

Bank::Bank(int id,char nm[],float bal)
{
acc_id = id;
strcpy(name,nm);
balance = bal;
}

Bank::Bank(Bank &b)
{
acc_id = b.acc_id;
strcpy(name,b.name);
balance = b.balance;
}

void Bank::read()
{
cout<<"\nenter the account-id : ";
cin>>acc_id;
cout<<"enter name of depositor : ";
fflush(stdin);
cin>>name;
cout<<"enter the balance amount : ";
cin>>balance;
cout<<"---------------------------------\n";
}

void Bank::deposit(float amt)
{
balance = balance + amt;
}

void Bank::withdraw(float amt)
{
balance = balance - amt;
}

void Bank::show()
{
cout<<"\naccount-id = "<<acc_id<<endl;
cout<<"name = "<<name<<endl;
cout<<"balance = "<<balance<<endl;
cout<<"-----------------------------------\n";
}

int Bank::getid()
{
return(acc_id);
}

int search(Bank *b,int tid,int n)
{
int flag, i=0;
while((i<n)&&(!flag))
{
int x;
x = b[i].getid();
if(x==tid)
flag = 1;
else
i++;
}
if(!flag)
return(-1);
else
return(i);
}

void main()
{
clrscr();
Bank cust[10];
int n;
cout<<"enter no.of customers : ";
cin>>n;
for(int i=0;i<n;i++)
cust[i].read();
cout<<"enter the account-id on which u want transactions : ";
fflush(stdin);
int tid;
cin>>tid;
int index=0;
index = search(cust,tid,n);
if (index==-1)
{
cout<<"account-id does not exist!\n";
cout<<"PROGRAM TERMINATION\n";
}
else
{
cout<<"what transaction do u want?\n";
cout<<" 1. DEPOSIT\n 2. WITHDRAW\n";
cout<<"enter ur choice : ";
int ch;
do
{
cin>>ch;
cout<<"ur present balance is :\n";
cust[index].show();
switch(ch)
{
case 1:
float amt;
cout<<"enter the amount u want to deposit : ";
cin>>amt;
cust[index].deposit(amt);
cout<<"ur new balance is :\n";
cust[index].show();
break;
case 2:
cout<<"enter the amount u want to withdraw : ";
cin>>amt;
cust[index].withdraw(amt);
cout<<"ur new balance is :\n";
cust[index].show();
break;
default:
cout<<"PROGRAM TERMINATION\n";
//exit(1);
}
cout<<"enter ur choice again : \n";
}
while((ch==1)||(ch==2));
}
getch();

}

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