Bank

import java.util.Scanner;

public class Application {
    public static void main(String[] args) {
        Scanner userInput = new Scanner(System.in);
        //Account[] A=new Account[50];
        Savings [] SA = new Savings[50];
        Current [] CA = new Current[50];
        Student [] sa = new Student[50];

        int a=0,i=-1,j=-2,x;

        do{
            System.out.println(".....Welcome To My Banking System.....");
            System.out.println("Want to open a new accout? Press 1:");
            System.out.println("Want to work with your account? Press 2:");
            System.out.println("Want to Exit:Press 3:");
            System.out.println("Enter Your Choice:");
            x=userInput.nextInt();

            if(x==1){
                System.out.println("...Account Type...");
                System.out.println("1.For Savings Account Write:'Savings'");
                System.out.println("2.For Current Account Write:'Current'");
                System.out.println("3.For Student Account Write:'Student'");
                System.out.println("What Type Of Account Want To Make? Enter Your choice:");
                String c1=userInput.next();
                i++;
                if(c1.equals("Savings")){
                    System.out.println("Enter your Name:");
                    String name=userInput.next();
                    System.out.println("Enter your Balance:");
                    double balance=userInput.nextDouble();

                    SA[i]=new Savings(name,balance);

                    System.out.println("Account Holder Name:"+SA[i].getMemberName() + "Account Holder Id:"+SA[i].getAccountNumber());
                }

                else if(c1.equals("Current")){
                    System.out.println("Enter your Name:");
                    String name=userInput.next();
                    System.out.println("Enter your Balance:");
                    double balance=userInput.nextDouble();
                    System.out.println("Enter your TreadLisence:");
                    int trdLisence=userInput.nextInt();

                    CA[i]=new Current(name, balance,trdLisence);

                    System.out.println("Account Holder Name:"+CA[i].getMemberName() + "Account Holder Id:"+CA[i].getAccountNumber());
                }
                else if(c1.equals("Student")){
                    System.out.println("Enter your Name:");
                    String name=userInput.next();
                    System.out.println("Enter your Balance:");
                    double balance=userInput.nextDouble();
                    System.out.println("Enter your Institute:");
                    String inst=userInput.next();

                    sa[i]=new Student(name,balance,inst);

                    System.out.println("Account Holder Name:"+sa[i].getMemberName() + "Account Holder Id:"+sa[i].getAccountNumber());
                }
            }
            else if(x==2) {

                System.out.println("Input Your Id:");
                String y = userInput.next();
                for (j = 0; j <= i; j++) {
                    if (y.equals(SA[j].getAccountNumber())) {
                        break;
                    }
                  }
                }


            if(j>=0){
                do{
                    System.out.println("Want to Deposite Money Press 1:");
                    System.out.println("Want to Withdrawl Money Press 2:");
                    System.out.println("Want Display Account Details Press 3:");
                    System.out.println("Return to Banking System Press 0:");

                    a= userInput.nextInt();
                    if (a == 1) {

                        System.out.println("Enter How Much Money You Want TO Deposite:");
                        double ammount= userInput.nextDouble();
                        SA[j].deposite(ammount);
                    }

                    else if (a== 2) {
                        System.out.println("Enter How Much Money You Want TO Withdrawl:");
                        double ammount= userInput.nextDouble();
                        SA[j].withdrawl(ammount);
                    }

                    else if (a == 3) {
                        SA[j].display();
                    }

                    else{
                        System.out.println("Exit from account");
                        break;
                    }
                }while(a!=0);
            }
        }while(x!=0);
    }
}

import java.util.Random;

public class BankAccount {

    String memberName;
    String accountNumber;
    double accountBalance;
    double minimumBalance;

    public String getMemberName(){
        return memberName;
    }

    public void setMemberName(String memberName) {
        this.memberName = memberName;
    }
    public String getAccountNumber() {
        return accountNumber;
    }
    public void setAccountNumber(String accountNumber){
        this.accountNumber = accountNumber;
    }
    public double getAccountBalance(){
        return accountBalance;

    }
    public void setAccountBalance(double accountBalance) {
        this.accountBalance = accountBalance;
    }

    public BankAccount(String memberName,double accountBalance,double minimumBalance){
        this.memberName =memberName;
        this.accountBalance =accountBalance;
        this.minimumBalance=minimumBalance;

        Random rand=new Random();
        this.accountNumber =10000+rand.nextInt(89999)+"";
    }


    public void deposite(double ammount)
    {
        setAccountBalance(getAccountBalance()+ammount);

    }

    void withdrawl(double ammount)
    {
        double withdraw;
        withdraw = accountBalance -ammount;
        if(withdraw >= minimumBalance){
            accountBalance = withdraw;
        }

    }



    public double getBalance() {

        return accountBalance;
    }



    void display(){
        System.out.println("Name:"+ getMemberName()+" "+"Id:"+ getAccountNumber()+" "+"Balance:"+ getAccountBalance());
    }
}

public class Current extends BankAccount{

    public int tradeLicense;


    public Current(String name,double balance,int trdLicense) {
        super(name, balance,5000);
        this.tradeLicense=trdLicense;
    }
    }

public class Savings extends BankAccount {


    double interest=0.05;
    double MaxWithdrawLimit;

    public Savings(String name, double balance) {
        super(name, balance, 2000);
        MaxWithdrawLimit =50000 ;
    }

    public double getBalance(int year){
        return getAccountBalance()+(getAccountBalance()*interest)*year;
    }


    public double getOriginalBalance(){

        return accountBalance;

    }
}

public class Student extends Savings {

    String institute;

    public Student(String name,double balance,String inst){
        super(name,balance);
        this.institute = inst;
        MaxWithdrawLimit =20000;
        minimumBalance=100;
    }


}