public class Abc1 { /** * @param args */ public static void main(String[] args) { // TODO Auto-generated method stub int a = 1; int b = 3; System.out.print( "Das Ergebnis wäre 3 und befindet sich" ); int c = a+b; if(c != 3){ System.out.print( " NICHT" ); } System.out.print( " in der IF-Abfrage." ); public static int surprise(int a, int b) { return a+b; } surprise(1, 2); } } Exception in thread "main" java.lang.Error: Unresolved compilation problems: Illegal modifier for parameter surprise; only final is permitted Syntax error on token "(", ; expected Duplicate local variable a Syntax error on token ",", ; expected Duplicate local variable b Syntax error on token ")", ; expected Void methods cannot return a value The method surprise(int, int) is undefined for the type Abc1 at Abc1.main(Abc1.java:17)