lab5_task3

package lab5;

import java.util.Scanner;

public class task3 {

       public static double deposit(double amount) {


           Scanner ac=new Scanner(System.in);
           System.out.printf("enter diposit ammount ");
           double  diposit =ac.nextDouble();
           double balance=amount+diposit;
        return balance;

       }
       public static double withdraw(double amount) {


           Scanner ac=new Scanner(System.in);
           System.out.printf("enter withdraw ammount ");
           double  witdraw =ac.nextDouble();
           double balance=amount-witdraw;
        return balance;

       }


    public static void main(String[] args) {
         Scanner ac=new Scanner(System.in);
        // TODO Auto-generated method stub
        double balance =0;
        for( ; ; ) {  System.out.println(" 1. Deposit\r\n" +
                "2. Withdraw\r\n" +
                "3. Balance\r\n" +
                "4. Exit ");
       int n=ac.nextInt();

            if(n==2) {
                balance =withdraw( balance);

            }
            else if(n==1) {
                balance=deposit( balance);

            }
            else if(n==3) {
                System.out.println("balance " +balance);
            }
            else if(n==4) {
                System.exit(0);
            }

        }
    }

}