public class Newsfeed {

    String[] topics = {"Opinion", "Tech", "Science", "Health"};
    int[] views = {0, 0, 0, 0};

    public Newsfeed(){
    }
    public String[] getTopics(){
        return topics; }
    public String getTopTopic(){
        return topics[0];
    }
    public void viewTopic(int topicIndex){
        views[topicIndex] = views[topicIndex] + 1; //dlaczego array inkrementuje się w ten sposób?
        views[] = views[] + 1;  //a nie w ten?
        views[] = topicIndex;
        topicIndex = topicIndex + 1; //albo w ten?
    }
    public static void main(String[] args){
        Newsfeed sampleFeed = new Newsfeed();
        System.out.println("The top topic is "+ sampleFeed.getTopTopic());
        sampleFeed.viewTopic(1);
        sampleFeed.viewTopic(1);
        sampleFeed.viewTopic(3);
        sampleFeed.viewTopic(2);
        sampleFeed.viewTopic(2);
        sampleFeed.viewTopic(1);
        System.out.println("The " + sampleFeed.topics[1] + " topic has been viewed " + sampleFeed.views[1] + " times!");
    }
}