oop/02-inheritance/Account.java


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public abstract class Account {
	
	/* Declaring fields  - represent state */
	protected int accountNumber;
	protected double balance;
	
	public Account() {
		/// 
	}
	
	/* Declaring methods - represent operations */
	
	public abstract void withdraw(double amount);
	
	public void deposit(double amount) {
		balance += amount;
	}
	
	public double getBalance() {
		return balance;
	}
	
}