/*
    Method1.java
    CIS 160
    Dave Klick
    2004-10-18

    user-defined methods returning values
*/

public class Method1 {
    public static void main(String[] args) {
        System.out.println(" n    n * n    n * n * n");
        System.out.println("--    -----    ---------");
        for (int i=1; i<=15; i++) {
            int sq = square(i);
            int cb = cube(i);
            System.out.println(pad(i, 2) + "    "
                + pad(sq, 5) + "    " + pad(cb, 9));
        }
    }

    private static int square(int i) {
        return i * i;
    }

    private static int cube(int i) {
        return square(i) * i;
    }

    private static String pad(int i, int width) {
        String s = "" + i;
        while (s.length() < width) s = ' ' + s;
        return s;
    }
}