Question

Develop an algorithm for computing the month - by -month balance in your saving account. You can make one transaction — a deposit or a withdrawal

— each month. Interest is added to the account at the beginning of each month. The monthly interest rate is the yearly percentage rate 7%.

Answer 1

`Hey,

Note: Brother in case of any queries, just comment in box I would be very happy to assist all your queries

import java.lang.*;
import java.io.*;

class SavingsAccount
{
String customerName;
long accountNumber;
float interestRate;
double balance;
double openingBalance;
int numberOfWithdrawl;
double totalDepositMoney;
double totalWithdrawMoney;

SavingsAccount(double startingBalance,float iRate)
  {
   this.openingBalance=startingBalance;
   this.balance=startingBalance;
   this.interestRate=iRate;
  }
SavingsAccount()
  {
   numberOfWithdrawl=0;
   totalDepositMoney=0;
   totalWithdrawMoney=0;
  }
public void withdraw(double amount)
  {
   if(numberOfWithdrawl>2)
    balance=balance-0.5;

   if(balance>25)
    {
    balance=balance-amount;
    numberOfWithdrawl +=1;
    totalWithdrawMoney =totalWithdrawMoney+amount;
    displayWithdraw(amount);
    }
   else
    {
    System.out.println("You are unable to Withdraw");
    }
   if(numberOfWithdrawl>2)
    balance=balance-0.5;
  
  }

public void deposit(double amount)
  {
   totalDepositMoney=totalDepositMoney+amount;
   balance=balance+amount;
   displayDeposit(amount);
  }
public void setData(String name,long number)
  {
   customerName=name;
   accountNumber=number;
  }
public void displayOpenAccount()
  {
  display();
  System.out.println("Begining Balance:"+balance);
  System.out.println("Annual Interest Rate:"+interestRate);  
  }
public void displayDeposit(double amount)
  {
  display();
  System.out.println("Deposit Amount:"+amount);
  }
public void displayWithdraw(double amount)
  {
  display();
  System.out.println("WithDrawl Amount:"+amount);
  }

public void display()
  {
  System.out.println("Customer Name :"+customerName);
  System.out.println("Account Number:"+accountNumber);
  }
public void monthlyStatement()
  {
  double interest=(balance*interestRate)/100;
  System.out.println("The Start Balance is :"+openingBalance);
  System.out.println("The total amount of deposits:"+totalDepositMoney);
  System.out.println("The total amount of withdrawls:"+totalWithdrawMoney);
  System.out.println("Interest Earned in the month:"+interest);
  
  }

}

public class SavingAccountTester
{
public static void main(String args[]) throws Exception
  {
   BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
                        SavingsAccount sb=new SavingsAccount();
  do
  {
   System.out.println("----MENU----");
   System.out.println("1.Open Account");
   System.out.println("2.Deposit");
   System.out.println("3.Withdraw");
   System.out.println("4.Monthly Statement");
   System.out.println("0.Exit");
   
   int choice=Integer.parseInt(br.readLine());
   switch(choice)
    {
    case 1: System.out.print("Enter Customer Name:");
     String cname=br.readLine();
     System.out.print("\nEnter Account Nuber:");
     long ano=Long.parseLong(br.readLine());
     System.out.print("\nOpening Balance:");
     double amount=Double.parseDouble(br.readLine());
     System.out.print("\nInterest Rate:");
     float irate=Float.parseFloat(br.readLine());
     System.out.println();
     sb=new SavingsAccount(amount,irate);
     sb.setData(cname,ano);
     sb.displayOpenAccount();
     break;
    case 2: System.out.print("Enter Amount to Deposit:");
     double damount=Double.parseDouble(br.readLine());
     sb.deposit(damount);
     break;
    case 3: System.out.print("Enter Amount to Withdraw:");
     double wamount=Double.parseDouble(br.readLine());
     break;
    case 4: sb.monthlyStatement();
     break;
    case 0: System.exit(0);
    default:System.out.println("Invalid Choice");
    }
  }while(true);
}
}

Kindly revert for any queries

Thanks.