Search:

class Account{
double balance;
String name;
Bank bank;

Account(){ //default constructor
this("", 0.0, null);
// bank = new Bank(); //Is this necessary?
}
//fully specified...

I answered the questions in the code


import java.util.Scanner;
import java.util.ArrayList;

class Bank{
double balance;
//Account account;
ArrayList<Account>account = new...