public class Exec { public static boolean check(Object o) {

return o instanceof C;

}

public static void main(String[] args) { A[] A_arr = new A[4]; A_arr[0] = new A("Alan Turing"); A_arr[1] = new B("Marvin Minaky"); A_arr[2] = new D("Hayao Miyazaki"); A_arr[3] = new C();

for (int i = 0; i < A_arr.length; i++) { System.out.println(A_arr[i].f(1));

} B[] B_arr = new B[2]; B_arr[0] = new D("SpaceX"); B_arr[1] = new E("DeepGenomics", 1);

for (int i = 0; i < B_arr.length; i++) { System.out.println(B_arr[i].f(2)); System.out.println(B_arr[i].first()); }

I[] I_arr = new I[2]; I_arr[0] = new B("Next Generation Sequencing"); I_arr[1] = new C();

for (int i = 0; i < I_arr.length; i++) { System.out.println(I_arr[i].first());

} B b = new B("ali");

if (check(b)) System.out.println("yes"); else System.out.println("No");

}

}

output

i

r

y

e

c

S

P

0

N

d

No

//************************************************

we write the classes needed for this code to run correctly pls help me .

just java programming language