public class Strenger{

  public static void main(String[] args) {
    String s = "2 + " + 2 + " = 5" + "\nDette er jo feil!";

    System.out.println(s);
    System.out.println("F?rste: " + s.charAt(0) + " Siste: " + s.charAt(s.length()-1));
    System.out.println(s.substring(0, 9));
    System.out.println(s.substring(9));

    String[] sA = s.split(" ");

    for(int i = 0; i < sA.length; i++){
      System.out.println(sA[i]);
    }

    sA = s.split("\n");
    for(int i = 0; i < sA.length; i++){
      System.out.println(sA[i]);
    }
  }
}