cbm cbdc

https://www.mcbsresbank.com/internet-banking-and-cbdc

#include <fstream.h>
#include<iostream.h>
#include<conio.h>
#include<string.h>
#include<process.h>
#include<stdio.h>
#include<dos.h>

void password(void)
{
int counter=0;
char username[20];
char password[15];
char str[20];
fstream user;
fstream pass;
user.open("username.dat",ios::binary|ios::in|ios::out);
pass.open("password.dat",ios::binary|ios::in|ios::out);
do
{
clrscr();
cout<<"\n\n\n\n\n\t\t\t USERNAME ";
cout<<"\n\n\t\t ";
gets(username);
user.read((char*) &str,sizeof(str));
user.close();
if(strcmp(str,username)==0)
{
clrscr();
cout<<"\n\n\n\n\n\t\t\tPASSWORD ";
cout<<"\n\n\t\t ";
gets(password);
pass.read((char*) &str,sizeof(str));
pass.close();
if(strcmp(str,password)==0)
{ clrscr();
cout<<"\n\n\n\n\t\t\tACCESS ALLOWED....";
delay(1500);
return;
}
else
{
cout<<"\n\n\t\t\tACCESS DENIED!!!!";
delay(2500);
continue;
}
}
counter++;
}while(counter<3);
clrscr();
cout<<"\n\n\n\n\n\n\t\t\t";
char arr[35]={"CLOSING DUE TO SECURITY THREAT"};
for(int i=0;i<35;i++)
{ cout<<arr[i];
delay(50);
}
cout<<"....";
delay(2500);
exit(0);
}

class account
{
char first_name[50],last_name[50],address[100],city[50],state[50];
char phone_number[25],pincode[25];
int accno, acctno;
float amount, deposit,rate;

public:
account()
{
	amount=$10000.00;
	deposit=0.00;
	rate = 0.0;
	ifstream fin;
	fin.open("acctno.dat",ios::in);
	fin>>acctno;
	fin.close();
}

void addnewrecord();
void viewrecord();
void updaterecord();
void read();
int get_acctno();
void display();

};

/*
This method is for adding a new account record. The details are added in the dat file accountdets.dat.
*/

void account::addnewrecord()
{
ofstream outfile;
outfile.open("accountdets.dat",ios::out|ios::binary|ios::app);
account person;
cout<<endl<<"Enter first name : ";
gets(person.first_name);
cout<<endl<<"Enter last name : ";
gets(person.last_name);
cout<<endl<<"Enter address : ";
gets(person.address);
cout<<endl<<"Enter city : ";
gets(person.city);
cout<<endl<<"Enter state : ";
gets(person.state);
cout<<endl<<"Enter pin : ";
gets(person.pincode);
cout<<endl<<"Enter phone number : ";
gets(person.phone_number);
cout<<endl<<"Your PERMANENT ACCOUNT NO: is : "<<(acctno++);
cout<<endl<<"\nEnter deposit (min Rs.250) : ";
cin>>person.deposit;
ofstream fout;
fout.open("acctno.dat",ios::out);
fout<<acctno;
fout.close();

outfile.write((char*) &person, sizeof(person));
outfile.close();

}

/*
This method is used for reading the account number input from the user.
*/

void account::read()
{
cout<<"\nEnter the account number : ";
cin>>accno;
}

/*
This method returns the account number that is input by the user.
*/

int account::get_acctno()
{
return accno;
}

/*
This method is used for viewing the account details from the dat file, given a specific account number as input.
*/

void account::viewrecord()
{
ifstream f2;
account t2,t02;
t02.read();
f2.open("accountdets.dat",ios::binary|ios::in);
f2.seekg(0,ios::beg);
int j=0;
while(!f2.eof())
{
f2.read((char*) &t2,sizeof(t2));

	if(t2.acctno==t02.get_acctno())
	{
		j=1;
		t2.display();
		break;
	}
}
if(j!=1)
	cout<<"\nRecord not found...";
f2.close();
cout<<"\n\n\t\t\t(Press any key to return to MAIN MENU..)";
getch();

}

/*
This method is used by the viewrecord method to output the specific account record details.
*/

void account::display()
{
cout<<"\n";
cout<<"First name : "<<first_name <<"\n"
<<"Last name : "<<last_name<<"\n"
<<"Address : "<<address<<"\n"
<<"City : "<<city<<"\n"
<<"State : "<<state<<"\n"
<<"Phone Number : "<<phone_number<<"\n"
<<"Deposit : "<<deposit<<"\n";

}

/*
This method is used for updating an account record based on various options.
*/

void account::updaterecord()
{
int ch2,debit,credit;
do{
clrscr();
cout<<"\n\nPlease";
cout<<"\n\tEnter 1 to debit \n"
<<"\tEnter 2 to credit \n"
<<"\tEnter 3 to view account balance \n"
<<"\tEnter 4 to calculate interest and view balance after the calculations\n"
<<"\tEnter 5 to close transactions\n";
cout<<"\nEnter choice : ";
cin>>ch2;
clrscr();
switch(ch2)
{
case 1:
{
fstream f3;
account t3,t03;
int j=0, count=0;
t03.read();
cout<<"\nPlease enter the amount to be debited : ";
cin>>debit;
f3.open("accountdets.dat",ios::binary|ios::in|ios::out);
f3.seekg(0,ios::beg);
while(!f3.eof())
{
f3.read((char*) &t3,sizeof(t3));

				if(t3.acctno==t03.get_acctno())
				{
					j++;
					break;
				}
				count++;
			 }
			 if(j!=0)
			 {
				if(debit<=t3.deposit)
				{
					t3.deposit-=debit;
					f3.seekp(count*sizeof(t3),ios::beg);
					f3.write((char*) &t3 ,sizeof(t3));
				}
				if(t3.deposit>=250)
					cout<<"Your account balance is Rs"<<t3.deposit;
				else
					cout<<"Your Balance is not sufficient to debit this amount";
			 }
			 else
			 {
				cout<<"\nRecord NOT found";
			 }
			f3.close();
			cout<<"\n\n\n\n\t\t(Press any key to return to previous menu..)";
			getch();
			break;

		}//case 1

		case 2:
		{
			fstream f4;
			account t4,t04;
			int j=0, count=0,credit;
			t04.read();
			cout<<"\nPlease enter the amount to be credited  ";
			cin>>credit;
			f4.open("accountdets.dat",ios::binary|ios::in|ios::out);
			f4.seekg(0,ios::beg);

			while(!f4.eof())
			{
				f4.read((char*) &t4,sizeof(t4));
				if(t4.acctno==t04.get_acctno())
				{
					j++;
					break;
				}
				count++;
			}
			if(j!=0)
			{
				t4.deposit+=credit;
				f4.seekp(count*sizeof(t4),ios::beg);
				f4.write((char*) &t4 ,sizeof(t4));
			}
			else
			{
				cout<<"\nRecord NOT found";
			}

			cout<<"Your account balance is Rs "<<t4.deposit;
			f4.close();
			cout<<"\n\n\n\n\t\t(Press any key to return to previous menu..)";
			getch();
			break;

		}//case 2

		case 3:
		{
			fstream f6;
			account t6,t06;
			int j=0;
			t06.read();
			f6.open("accountdets.dat",ios::binary|ios::in|ios::out);
			f6.seekg(0,ios::beg);
			while(!f6.eof())
			{
				f6.read((char*) &t6,sizeof(t6));
				if(t6.acctno==t06.get_acctno())
				{
					j++;
					break;
				}
			 }
			 if(j!=0)
			 {
				cout<<"\n\nThe ACCOUNT BALANCE is  Rs "<<t6.deposit;
			 }
			 else
			 {
				cout<<"\nRecord NOT found";
			 }
			f6.close();
			cout<<"\n\n\n\n\t\t(Press any key to return to previous menu..)";
			getch();
			break;
		}//case 3

		case 4:
		{
			fstream f5;
			account t5,t05;
			int timeperiod, j=0;
			float interest;
			t05.read();
			f5.open("accountdets.dat",ios::binary|ios::in|ios::out);
			f5.seekg(0,ios::beg);
			while(!f5.eof())
			{
				f5.read((char*) &t5,sizeof(t5));
				if(t5.acctno==t05.get_acctno())
				{
					cout<<"\nPlease enter the time period : ";
					cin>>timeperiod;
					rate=1.5*timeperiod;

					interest=t5.deposit*timeperiod*(rate/100.0);
					cout<<"\nInterest is Rs "<<interest;
					amount=t5.deposit + interest;
					cout<<"\nAmount is Rs "<<amount;

					if(amount==0)
						cout<<"Sorry!The interest rate for the time period you have entered is not specified";
					j=1;
					break;
				}
			}
			if(j==0)
				cout<<"\nRecord not found";
			cout<<"\n\n\n\n\t\t(Press any key to return to previous menu..)";
			getch();
			break;
		}//case 4

		case 5:cout<<"\n\n\n\n\n\t\tModifications are SAVED to your account..... ";
		       cout<<"\n\n\t\t\t(Press any key..)";
		       getch();
		       ch2=6;
		       break;
		default:cout<<"\n\n\t\t\tinvalid entry!!!!";
			cout<<"\n\n\n\n\t\t(Press any key to return to previous menu..)";
			getch();
			break;
	}//switch ch2

}while(ch2<6);

}//updaterecord

void main()
{
password();
char crep,cstr[20];
int irep;
l:clrscr();
cout<<"\nDo you want to change the USERNAME or PASSWORD (y/n) : ";
cin>>crep;
if(crep=='y' || crep=='Y')
{
ofstream of;
cout<<"\nEnter 1 to change username or 2 to change password\n";
cin>>irep;
switch(irep)
{
case 1:
of.open("username.dat",ios::binary|ios::out);
cout<<"\nEnter new Username : ";
gets(cstr);
of.write((char*) &cstr,sizeof(cstr));
of.close();
break;

		case 2:
			of.open("password.dat",ios::binary|ios::out);
			cout<<"\nEnter new password : ";
			gets(cstr);
			of.write((char*) &cstr,sizeof(cstr));
			of.close();
			break;

		default:
			goto l;
	}
}
account obj;
int ch;
do
{
	clrscr();
	cout<<"\n\t\t\t ==========================";
	cout<<"\n\t\t\t\t MAIN MENU";
	cout<<"\n\t\t\t ==========================\n";
	cout<<"\t1. Add record\n";
	cout<<"\t2. View record\n";
	cout<<"\t3. Update record / Transactions\n";
	cout<<"\t4. Exit\n";
	cout<<"\tEnter your choice: ";
	cin>>ch;
	clrscr();

	int in=0;

	switch(ch)
	{
		case 1:
			obj.addnewrecord();
			break;
		case 2:
			obj.viewrecord();
			break;
		case 3:
			obj.updaterecord();
			break;
		case 4:
			clrscr();
			cout<<"\n\n\n\n\n\t\t\tSaving Your Settings";
			for(in=0;in<6;in++)
			{cout<<'.';delay(1500);}
			clrscr();
			cout<<"\n\n\n\n\n\t\t\t....Terminating....";
			delay(2500);
			exit(0);
		default:
			cout<<"\n\t\t\tinvalid entry!!!!";
			cout<<"\n\n\t\t\t(Press any key..)";
			getch();
			break;
		}
}while(ch<10);

}