?? piggybank.java
字號:
/*********************************
* A class for piggy bank
*********************************/
public class PiggyBank
{
private int balance;
/**
* Creates a new piggy bank and sets its balance to zero (0)
*/
public PiggyBank()
{
this.balance=0;
}
/**
* Returns the balance, i.e the number of coins in the piggy bank
* @return The Piggy Bank balance
*/
public int getBalance()
{
return balance;
}
/**
* Sets a new balance in
* @param balance The amount of coins which will form a new piggy bank balance
*/
public void setBalance(int balance)
{
this.balance = balance;
}
}
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