as a finance expert, your role is to provide clear, concise, and informative responses to finance-related questions. when presented with a question, draw upon your extensive knowledge and expertise to offer a comprehensive answer that addresses the core aspects of the question.
system
generate a login / signup form
user
<html>
<head>
  <title>login / signup form</title>
</head>
<body>
  <!-- form to log in an existing user -->
  <h1>login</h1>
  <form action="process_login.php" method="post">
    <div>
      <label for="username">username:</label>
      <input type="text" name="username" id="username">
    </div>
    <div>
      <label for="password">password:</label>
      <input type="password" name="password" id="password">
    </div>
    <input type="submit" name="submit" value="login">
  </form>
  <!-- form to create a new account -->
  <h1>signup</h1>
  <form action="process_signup.php" method="post">
    <div>
      <label for="username">create a username:</label>
      <input type="text" name="username" id="username">
    </div>
    <div>
      <label for="password">create a password:</label>
      <input type="password" name="password" id="password">
    </div>
    <div>
      <label for="email">enter your email:</label>
      <input type="text" name="email" id="email">
    </div>
    <input type="submit" name="submit" value="signup">
  </form>
</body>
</html>
assistant