i need the user to be able to create a password that contains a number and lowercase 5152853

I need the user to be able to create a password that
contains a number and lowercase and uppercase letters. But i also want a message to pop if the user enters a invalid password that says “Invalid try again” . v void createAccount() { std::cout << “Enter employee&#39;s full namen”; std::string first_name; std::cin >> first_name; std::string last_name; std::cin >> last_name; std::string user_name; user_name = first_name[0] + last_name; std::transform(user_name.begin(), user_name.end(), user_name.begin(), ::tolower); std::cout

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