class bankaccount
{
    private String name; // owner of account
    private static balance;
    private static double interest = 0.01;

    public static void changerate(double x) { interest = x; }
    
    // balance inquiry:
    public double inquiry() { return balance; }
    public void deposit(double amt) {  balance += amt; }
    public void withdraw(double amt) 
    { if (amt<=balance) balance -= amt; }

    public bankaccount(String n, double b)
    {  name = n;
       balance = b;
    }    
    
    public bankaccount() {} 
}

public class account
{

  public static void main(String args[])
    {
       bankaccount myaccount;
       myaccount = new bankaccount("me",100);
       bankaccount youraccount;
       youraccount = new bankaccount("you",200);

       myaccount.withdraw(20);
       youraccount.deposit(30);

       System.out.println("my balance is " + myaccount.inquiry()); 
    }
}