/////////////////////////////////////////
////   PlayMoney.java          
/////////////////////////////////////////
public class PlayMoney {

    public static void main(String[] args) {
        Wallet leather, nylon, linen, vinyl;
        
        leather = new Wallet( );
        nylon = new Wallet(5, 3);
        linen = new Wallet(1, 10);
        vinyl = new Wallet(5, 3);
        printWallet(leather, "leather");
        printWallet(nylon, "nylon");
        printWallet(linen, "linen");
       
        linen = leather;
        
        equalReport("natural", linen, leather);
        equalReport("fake", nylon, vinyl);
        
        linen = new Wallet(1, 10);
        linen.minimize( );
        printWallet(linen, "linen");
    }
        
    public static void printWallet(Wallet w, String label) {
        System.out.println(label + ": " + w);        
    }

    public static void equalReport(String description, 
                                Wallet a, Wallet b) {
        if (a.equals(b)) {
            System.out.println(description + " equal");
        }
    }
}