SunSighting

package com.nickjedl.sunsighting;

/**
 * @author nickjedl
 */
class SunSighting {

    public static void main(String[] args) {
        String[] objects = {"zon", "zak", "zee", "kak"};
        Method r = new Method();
        String output;
        for (String object: objects) {
            for (int i = 0; i <= objects.length - 1; i++) {
                for (int j = objects.length - 1; j >= 0; j--) {
                    System.out.println("Ik heb de " + object + " zien " + r.additive(objects[i]) + " in de " + objects[j]);
                }
            }
        }
    }

}

class Method {
    public String additive(String input) {
        String original = input;
        switch (input.substring(input.length() - 1)) {
            case "n":
                return original + "nen";
            case "k":
                return original + "ken";
            case "e":
                return original + "ën";
        }
        return null;
    }
}