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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. /* Name of the class has to be "Main" only if the class is public. */
  8. class Ideone
  9. {
  10. public static void main (String[] args) throws java.lang.Exception
  11. {
  12. // your code goes here
  13. }
  14. }
  15.  
  16. public static main void(){
  17.  
  18. string tmp = "xyz"+(2+2 == 4);
  19. system.out.println(tmp);
  20.  
  21. }
Compilation error #stdin compilation error #stdout 0s 0KB
stdin
Standard input is empty
compilation info
Main.java:16: error: class, interface, or enum expected
public static main void(){
              ^
Main.java:19: error: class, interface, or enum expected
	system.out.println(tmp);
	^
Main.java:21: error: class, interface, or enum expected
}
^
3 errors
stdout
Standard output is empty