Example of % (reminder) and integer division. Program to display various dollar bills required for particular dollar amount

DollarBillsDemo.java

/***
 * American paper currency come in seven denominations: $1, $2, $5, $10, $20, $50, and $100.
 * Write a program that display various dollar bills required for particular amount
 */
public class DollarBillsDemo {
    public static void main(String[] args) {
        int dollarAmount = 1285;
        int d1,d2,d5,d10,d20,d50, d100, rem;
        d100 = dollarAmount/100;
        rem = dollarAmount%100;
        d50 = rem/50;
        rem%=50;
        d20 = rem/20;
        rem%=20;
        d10 = rem/10;
        rem%=10;
        d5 = rem/5;
        rem%=5;
        d2 = rem/2;
        rem%=2;
        d1=rem;
        System.out.println("Total Dollar Amount: " + dollarAmount);
        System.out.println("100 dollar bills: " + d100);
        System.out.println("50 dollar bills: " + d50);
        System.out.println("20 dollar bills: " + d20);
        System.out.println("10 dollar bills: " + d10);
        System.out.println("5 dollar bills: " + d5);
        System.out.println("2 dollar bills: " + d2);
        System.out.println("1 dollar bills: " + d1);
    }
}