public class ConcatWithPlus {
    public static void main(String[] s) {
        String www = "www.";
        String company = "nyhetsbolaget.";
        String country = "se";

        System.out.println(www+company+country);

public class ConcatWithConcat {
    public static void main(String[] s) {
        String www = "www.";
        String company = "nyhetsbolaget.";
        String country = "se";

        System.out.println(www.concat(company).concat(country));
    }
}