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  1. /* package whatever; // don't place package name! */
  2.  
  3. import java.util.*;
  4. import java.lang.*;
  5. import java.io.*;
  6.  
  7. class ABC
  8. {
  9. protected static void addAll()
  10. {
  11. System.out.println("addAll \n");
  12. add();
  13. }
  14.  
  15. }
  16.  
  17. class Ideone extends ABC
  18. {
  19. public static void main (String[] args) throws java.lang.Exception
  20. {
  21. // your code goes here
  22. addAll();
  23. }
  24.  
  25. protected static void add()
  26. {
  27. System.out.println("add in ABC\n");
  28. }
  29. }
  30.  
  31.  
Compilation error #stdin compilation error #stdout 0s 0KB
stdin
Standard input is empty
compilation info
Main.java:12: error: cannot find symbol
		add();
		^
  symbol:   method add()
  location: class ABC
1 error
stdout
Standard output is empty