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  1. abstract class Parent {
  2. protected void dispaly(){
  3. System.out.println("Parent display method");
  4. }
  5. class Child extends Parent{
  6. public void display(){
  7. System.out.println("Child display method");
  8. }
  9. }
  10. }
  11.  
Compilation error #stdin compilation error #stdout 0s 0KB
stdin
Standard input is empty
compilation info
spoj: The program compiled successfully, but main class was not found.
      Main class should contain method: public static void main (String[] args).
stdout
Standard output is empty