import java.util.ArrayList;

import java.util.List;

class Bank {

private List<Account> accounts = new ArrayList<>();

public void createSavingsAccount(int accountId, String name, double balance, double interestRate) {

Account account = new SavingsAccount(accountId, name, balance, interestRate);

accounts.add(account);

System.out.println("Savings Account created successfully.");

}

public void displayAllAccounts() {

for (Account account : accounts) {

System.out.println("\nAccount ID: " + account.accountId);

System.out.println("Holder Name: " + account.accountHolderName);

account.displayBalance();

account.displayAccountType();

}

}

public Account findAccount(int accountId) {

for (Account account : accounts) {

if (account.accountId == accountId) {

return account;

}

}

System.out.println("Account not found.");

return null;

}

}