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The document defines a SavingsAccount class with methods to set and get interest rates, deposit, withdraw, add interest, and show balances. It also defines a RunSavingsAccount class to test the SavingsAccount functionality by prompting a user for deposits and withdrawals and displaying updated balances.

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Jamil Bataga
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59 views2 pages

Run

The document defines a SavingsAccount class with methods to set and get interest rates, deposit, withdraw, add interest, and show balances. It also defines a RunSavingsAccount class to test the SavingsAccount functionality by prompting a user for deposits and withdrawals and displaying updated balances.

Uploaded by

Jamil Bataga
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as TXT, PDF, TXT or read online on Scribd
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package runsavingsaccount;

public class SavingsAccount {

private double Balance;


public static double interestRate = 0;

SavingsAccount(){
Balance = 0;
}

public static void setInterestRate(double newRate){ // signature,


setInterestRate(double) // parameter, setInterestRate(double newRate)
interestRate = newRate;
}

public static double getInterestRate(){


return interestRate;
}
double getBalance(){
return Balance;

}
public void deposit (double amount){
Balance = Balance + amount;

}
public double withdraw(double amount){
if (Balance >= amount){
Balance = Balance - amount;
}else {
System.out.println("Amount is Equal to 0");
}
return amount;
}
public void addInterest(){

double interest = Balance * interestRate;


Balance = Balance + interest;
}
public static void showBalance(SavingsAccount account){
System.out.printf("%.2f\n", account.getBalance());

}
}

package runsavingsaccount;

import java.util.Scanner;

public class RunSavingsAccount {


public static void main(String[] args) {

Scanner scan = new Scanner(System.in);


SavingsAccount savings = new SavingsAccount();

System.out.print("Enter Interest rate: ");

savings.setInterestRate(scan.nextDouble());

System.out.print("Enter Deposit Amount: ");


savings.deposit(scan.nextDouble());

System.out.print("Your Balance is:"+ savings.getBalance());

while(true){

System.out.print("\nPress D for another deposit or W to Withdraw: ");


char Choice = scan.next().toUpperCase().charAt(0);

switch(Choice){

case'D':

System.out.print("Enter deposit amount: ");


savings.deposit(scan.nextDouble());

if (savings.getBalance()> 1000){
savings.addInterest();
}
break;

case 'W':
System.out.print("Enter withdraw amount: ");
savings.withdraw(scan.nextDouble());//Arguments
withdraw(scan.nextDouble())
break;
default:
System.out.println("Invalid Input");
}
System.out.print("your new balance is: ");
savings.showBalance(savings);

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