// Program 2

class Wallet {
    private int money = 0;
    private int used = 0;

    public Wallet(int money) {
        this.money = money;
    }

    public void takeMoney(int need) {
        money -= need;
    }

    public void show() {
        System.out.println("Remain " + money);
    }

    public void withdraw(int need) {
        takeMoney(need);
        show();
        this.used += need;
        System.out.println("Spent " + this.used);
    }
}

class SubWallet extends Wallet {
    private int money = 0;
    private int used = 0;

    public SubWallet(int money) {
        super(money);
    }

    public void takeMoney(int need) {
        money -= need;
    }

    public void show() {
        System.out.println("Still have " + money);
    }
}

public class Main_Program2 {

    public static void main(String[] args) {

        Wallet myWallet = new SubWallet(100);
        myWallet.withdraw(40);
    }
}