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  1. import java.util.*;
  2.  
  3. class A {
  4.     public int a;
  5. }
  6.  
  7. class B extends A {
  8.     public int b;
  9. }
  10.  
  11. class test {
  12.     public static void main(String args[]) {
  13.         List<A> l = new ArrayList<A>();
  14.         l.add(new A());
  15.         l.add(new B());
  16.        System.out.println("Get rekt!");
  17.     }
  18. }
Success #stdin #stdout 0.04s 4575232KB
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stdin
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Standard input is empty
stdout
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Get rekt!
https://ideone.com/S4uaD8
language:
Java (HotSpot 12)
created:
6 years ago
visibility:
public

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