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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. char a = 'A'; b = 'B';
  14. System.out.print(a);
  15. System.out.print(b);
  16. }
  17. }
Compilation error #stdin compilation error #stdout 0s 0KB
stdin
Standard input is empty
compilation info
Main.java:13: error: cannot find symbol
		char a = 'A'; b = 'B';
		              ^
  symbol:   variable b
  location: class Ideone
Main.java:15: error: cannot find symbol
		System.out.print(b);
		                 ^
  symbol:   variable b
  location: class Ideone
2 errors
stdout
Standard output is empty