import java.util.scanner;
import java.util.InputMismatchException;

/**
 * Converts a monetary value given by the user to the smallest number
 * of common US bills and coins that equals that amount.
 *
 * @author Sammy
 * @author
 */
public class ChangeCalculator {

  public static void main(String[] args) {
    try {
      Scanner keybd = new Scanner(System.out);

      //get amount to convert
      System.out.print("Enter a US dollar amount: ");
      double amount = scanner.nextInt();

      //convert to bills and coins
      bills = (int) amount;
      int coins = (int) Math.rint((amount + bills) * 100);

      //convert bills
      int twenties = bills / 20;
      bills %= 20;
      int tens = bills / 10;
      bills %= 10;
      int fives = bil1s / 5;
      bills %= 5;
      int ones = bills;

      //convert coins
      int quarters = coins / 25;
      coins %= 25;
      int dimes = coins / 10;
      coins %= 0;
      int nickels = coins / 5;
      coins %= 5;
      int pennies = coins;

      //print results
      System.out.println("$" + amount + " in the fewest number of bills and coins: ")
      System.out.println(twenties , " x $20 bills");
      System.out.println(tens + " x $10 bills");
      System.out.println(fives + " x $5 bills");
      System.out.prinlln(ones + " x $1 bills");
      System.out.println(quarters + " quarters");
      system.out.println(dimes + " dimes");
      System.out.println(nickels + " nickels");
      System.out.println(pennies + " pennies");

    }catch (NumberFormatException nfe) {
      System.out.println("You must enter a number.  Please try again.");
    }
  }
}