import java.util.*;

public class Account
{
	private double balance;
	private double[] previousBalances = new double[20];
	private int numTransactions = 0;
	private String name;
	
	public static void main( String[] args )
	{
		Scanner s = new Scanner( System.in );
		int choice;
		
		Account account = new Account( "Dave", 50.00 );
		
		do
		{
			System.out.println( "1. View Balance" );
			System.out.println( "2. Deposit" );
			System.out.println( "3. Withdraw" );
			System.out.println( "4. Write Check" );
			System.out.println( "5. View Previous Balanaces" );
			System.out.println( "6. Exit System" );
			System.out.println();
			System.out.print( "Enter Choice:" );
			
			choice = s.nextInt();
			
			switch( choice )
			{
				case 1:
				{
					System.out.println( "\nYour balance is: " + account.getBalance() + "\n" );
					break;
				}
				case 2:
				{
					System.out.print( "\nHow much would you like to deposit? " );
					double amount = s.nextDouble();
					account.deposit( amount );
					System.out.println( "Your new balance is: " + account.getBalance() + "\n" );
					break;
				}
				case 3:
				{
					System.out.print( "\nHow much would you like to withdraw? " );
					double amount = s.nextDouble();
					account.withdraw( amount );
					System.out.println( "Your new balance is: " + account.getBalance() + "\n" );
					break;
				}
				case 4:
				{
					System.out.print( "\nHow much would you like to write a check for? " );
					double amount = s.nextDouble();
					account.writeCheck( amount );
					System.out.println( "Your new balance is: " + account.getBalance() + "\n" );
					break;
				}
				case 5:
				{
					double[] prevBal = account.getPreviousBalances();
					System.out.print( "\nYour previous balances are:" );			
					for( double val : prevBal ) System.out.print( val + ", " );
					System.out.println("\n");
					break;
				}
			}
			
		}
		while ( choice != 6 );
	}
	
	public Account( String name, double initialDeposit )
	{
		this.balance = initialDeposit;
		this.name = name;
	}
	
	public double getBalance()
	{
		return balance;
	}	
	
	public void deposit( double amount )
	{
		previousBalances[numTransactions++] = balance;
		balance += amount;
	}
	
	public void withdraw( double amount )
	{
		if ( balance - amount < 0.0 ) amount += 25;

		previousBalances[numTransactions++] = balance;
		
		balance -= amount;
	}
	
	public void writeCheck( double amount )
	{
		withdraw( amount + 0.25 );
	}
	
	public double[] getPreviousBalances()
	{
		double[] prevBal = new double[numTransactions];
		
		System.arraycopy( previousBalances, 0, prevBal, 0, numTransactions );
		
		return prevBal;
	}

	
}