Untitled

BEGIN

# User Input and Validation:

REPEAT
  Prompt user for first name
  IF first name contains non-alphabetic characters THEN
    Display error message
  ELSE
    Break loop and proceed
  ENDIF
ENDREPEAT

REPEAT
  Prompt user for last name
  IF last name contains non-alphabetic characters THEN
    Display error message
  ELSE
    Break loop and proceed
  ENDIF
ENDREPEAT

# Date of Birth Validation:

DEFINE function to validate date format and age (validate_date)
  Convert input string to date object
  Calculate age
  IF age is less than 18 THEN
    Display error message
    Return None
  ELSE
    Return validated date object
  ENDIF
ENDDEFINE

REPEAT
  Prompt user for date of birth
  Call validate_date function
  IF date is valid THEN
    Break loop and proceed
  ENDIF
ENDREPEAT

# Password Generation:

DEFINE function to generate password (generate_password)
  REPEAT
    Generate random password string
    IF password meets complexity requirements (uppercase, lowercase, digit) THEN
      Return password
    ENDIF
  ENDREPEAT
ENDDEFINE

# User ID Creation:

Concatenate parts of first name, last name, and birth year to create user ID

# Output:

Display user's full name, user ID, and temporary password

END