public class BankBalance
1: //BankBalance.java
2: //Illustrates the computation of a bank balance.
3:
4: import java.util.Scanner;
5:
6: public class BankBalance
7: {
8: public static final double OVERDRAWN_PENALTY = 8.00;
9: public static final double INTEREST_RATE = 0.02;//2% annually
10:
11: public static void main(String[] args)
12: {
13: double balance;
14:
15: System.out.print("Enter your checking account balance: $");
16: Scanner keyboard = new Scanner(System.in);
17: balance = keyboard.nextDouble();
18: System.out.println("Original balance $" + balance);
19:
20: if (balance >= 0)
21: balance = balance + (INTEREST_RATE * balance) / 12;
22: else
23: balance = balance - OVERDRAWN_PENALTY;
24:
25: System.out.println("After adjusting for one month");
26: System.out.println("of interest and penalties,");
27: System.out.println("your new balance is $" + balance);
28: }
29: }