Book Shop

class Human:
    def __init__(self, first_name, last_name):
        self.first_name = first_name
        self.last_name = last_name

    @property
    def first_name(self):
        return self._first_name

    @property
    def last_name(self):
        return self._last_name

    @first_name.setter
    def first_name(self, first_name):
        first_letter = first_name[0]
        if ord(first_letter) not in range(65,90):
            raise Exception("Expected upper case letter! Argument: firstName")
        if len(first_name) < 4:
            raise Exception("Expected length at least 4 symbols! Argument: firstName")
        else:
            self._first_name = first_name

    @last_name.setter
    def last_name(self, last_name):
        first_letter = last_name[0]
        if ord(first_letter) not in range(65, 90):
            raise Exception("Expected upper case letter! Argument: lastName")
        if len(last_name) < 3:
            raise Exception("Expected length at least 3 symbols! Argument: lastName ")
        else:
            self._last_name = last_name


class Student(Human):
    def __init__(self, first_name, last_name, fac_number: str):
        Human.__init__(self, first_name, last_name)
        self.fac_number = fac_number

    @property
    def fac_number(self):
        return self._fac_number

    @fac_number.setter
    def fac_number(self, fac_number):
        if len(fac_number) not in range(5,10) or not fac_number.isalnum():
            raise Exception("Invalid faculty number!")
        else:
            self._fac_number = fac_number

    def __str__(self):
        return f"First Name: {self.first_name}\nLast Name: {self.last_name}\nFaculty number: {self.fac_number}"

class Worker(Human):
    def __init__(self, first_name, last_name, week_salary : float, works_hours :float):
        Human.__init__(self, first_name, last_name)
        self.week_salary  = week_salary
        self.works_hours  = works_hours

    def __str__(self):
        return f"First Name: {self.first_name}\nLast Name: {self.last_name}\nWeek Salary: {self.week_salary:.2f}\nHours per day: {self.works_hours:.2f}\nSalary per hour: {((self.week_salary / 5)/self.works_hours):.2f}"

    @property
    def week_salary(self):
        return self._week_salary

    @property
    def works_hours(self):
        return self._works_hours

    @week_salary.setter
    def week_salary(self, week_salary):
        if week_salary < 10:
            raise Exception("Expected value mismatch! Argument: weekSalary")
        else:
            self._week_salary = week_salary


    @works_hours.setter
    def works_hours(self, works_hours):
        if works_hours < 1 or works_hours > 12:
            raise Exception("Expected value mismatch! Argument: workHoursPerDay")
        else:
            self._works_hours = works_hours


command = input().split()
command_len = len(command)
second_command = input().split()
second_command_len = len(second_command)

try:
    if command_len == 3:
        first_name = command[0]
        last_name = command[1]
        fac_num = command[2]
        person = Student(first_name, last_name, fac_num)
    else:
        first_name = command[0]
        last_name = command[1]
        week_salary = float(command[2])
        works_hours = float(command[3])
        person = Worker(first_name, last_name, week_salary, works_hours)
    if second_command_len == 3:
        first_name = second_command[0]
        last_name = second_command[1]
        fac_num = second_command[2]
        person2 = Student(first_name, last_name, fac_num)
    else:
        first_name = second_command[0]
        last_name = second_command[1]
        week_salary = float(second_command[2])
        works_hours = float(second_command[3])
        person2 = Worker(first_name, last_name, week_salary, works_hours)
    print(person)
    print()
    print(person2)
except Exception as e:
    print(str(e))