void print_accts(BankAccount account[], int num_accts){
    //create pointer variable
    BankAccount * b;
    for(int i=0; i<num_accts; i++){
        //stores our current account
        b = &account[i];
        cout << "name: " << b->getFirstName() << " " << b->getLastName() << endl;
        cout << "\t\tAccount Number: " << b->getAccountNumber() << endl;
        cout << "\t\tAccount Type: " << b->getAccountType() << endl;
        cout << "\t\tAccount Balance: " << b->getAccountBalance() << endl;
    }
}