public class oct29 { public static void main(String[] args) { /* multiplication table int i, j; i = 1; j = 1; while (i < 10) { //// inner loop j = 1; while (j <= i) { System.out.print(i*j+ "\t"); j++; } System.out.println(); //// inner loop i++; } // while i */ // number of ways to make change for a dollar: int q, d, n, p, counter; q = n = d = p = 0; counter = 0; while (q<=4) { d = 0; while ((d*10)+(q*25) <= 100) { n = 0; while ((n*5)+(d*10)+(q*25)<=100) { p = 100-(n*5 + d*10 + q*25); System.out.println(q+" quarters, "+ d + " dimes, " + n+" nickels, and "+p+ " pennies."); counter++; n++; } // n loop d++; } // d loop q++; } // q loop System.out.println("there are "+counter+" ways to make change for a dollar"); } // main }