4. Nested Class Example.java

// This program demonstrates the use of a nested class 
class OuterClass 
{
    int x = 10;
    class InnerClass 
    {
      int y = 5;
    }
}
  
public class MyJClass4 
{
    public static void main(String[] args)
    {
      OuterClass myOuter = new OuterClass();
      OuterClass.InnerClass myInner = myOuter.new InnerClass();
      System.out.println(myInner.y + myOuter.x);
    }
}