// File   : flow-methods/exercises/MethodExercises1.java
// Version: 24 Apr 2005

import javax.swing.*;

class MethodExercises1 {
    public static void main(String[] args) {
        output("A. ", 23);

        int n = divide(3, 2);
        output("B. ", n);

        outputInt(divide(8, 4));

        output("C. ", computeSomething(2, 100));
        output("D. ", computeSomething(10, 7));
        output("E. ", computeSomething(100, 100));
    }

    /** Displays an integer by calling another method, */
    private static void outputInt(int i) {
        output("Result = ", i);
    }

    /** Displays a message and an integer. */
    private static void output(String message, int i) {
        JOptionPane.showMessageDialog(null, message + i);
    }

    /** Returns the result of dividing the first parameter by second. */
    private static int divide(int a, int b) {
        return a / b;
    }

    /** Does something! */
    private static int computeSomething(int x, int y) {
        int result;
        if (x > y) {
            result = x % y;
        } else if (x < y) {
            result =  divide(y, x);
        } else {
            result = 1;
        }
        return result;
    }
}