public class CoinPurse{
private int amount;
public CoinPurse(){
amount = 0;
}
public void addTo(Coin.c){
amount = amount + c.getValue();
}
public void removeFrom(Coin.c){
if (amount > c.getValue())
{ amount = amount - c.getvalue();}
}
public int getAmount(){
return amount;
}
}