public class Coins
{
    static int num20;
    static int num10;
    static int num5;
    static int num1;
    static int numQuarters;
    static int numDimes;
    static int numNickels;
    static int numPennies;


    public static void main(String args[])
    {
        double cost, money, amount ;
        System.out.println("input cost");
        cost = IO.readInt();
        System.out.println("input your money");
        money = IO.readInt();
        amount = money - cost;

        num20 = (int) (amount * 100) / 2000;
        num10 = (int) ((amount * 100) % 2000) / 1000;
        num5  = (int) (((amount * 100) % 2000) % 1000) / 500;
        num1 = (int) ((((amount * 100) % 2000) % 1000) % 500) / 100;
        numQuarters = (int) (((((amount * 100) % 2000) % 1000) % 500) % 100) / 25;
        numDimes = (int) ((((((amount * 100) % 2000) % 1000) % 500) % 100) % 25) / 10;
        numNickels = (int) (((((((amount * 100) % 2000) % 1000) % 500) % 100) % 25) % 10) / 5;
        numPennies = (int) (((((((amount * 100) % 2000) % 1000) % 500) % 100) % 25) % 10) % 5;

        System.out.print("The amount: $" +amount+ " in change is :\t" +num20+ ":20bill " + num10+ ":10bill " +num5+ ":5bill " +num1+ ":1bill " +numQuarters+ ":quarters " +numDimes+ ":dimes "+numNickels+ ":nickels " +numPennies+ ":pennies ");
    }
}