16. Given the following Java class: Public class A { public int n = 1; public AO{ n = 10; } public A(int a)[ n=n+a; } public A(String s) { } public int fO{ return n; } What is the output of the following code? A a new A0; A b = new A(20); Ac new A("COMP1022P"); System.out.println(a.f0+b.f0+c.f0)