Python Challenges: Object-Oriented Programming (OOP) Difficult Level

Employee registration with information such as name, position, and salary.
Calculation of salary bonuses based on each employee’s performance.
Classification of employees into different levels based on salary and performance.

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class Employee:
    def __init__(self, name, position, salary):
        self.name = name
        self.position = position
        self.salary = salary

    def calculate_bonus(self, performance):
        # Logic to calculate the bonus based on performance
        return performance * 1000

class EmployeeManagementSystem:
    def __init__(self):
        self.employees = []

    def register_employee(self, employee):
        self.employees.append(employee)

    def classify_employees(self):
        # Logic to classify employees based on salary and performance
        pass

# Example Usage of Employee Management System
employee1 = Employee("John Doe", "Manager", 50000)
employee2 = Employee("Jane Smith", "Developer", 60000)

system = EmployeeManagementSystem()
system.register_employee(employee1)
system.register_employee(employee2)

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Attributes such as health points, attack, and defense.
Special abilities for each character.
Implementation of combat strategies, taking into account attributes and abilities.

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import random

class Character:
    def __init__(self, name, health, attack, defense):
        self.name = name
        self.health = health
        self.attack = attack
        self.defense = defense

    def attack_enemy(self, enemy):
        # Logic to calculate the damage of the attack and apply it to the enemy
        pass

    def use_special_ability(self):
        # Logic for the character's special ability
        pass

class BattleSimulator:
    def start_battle(self, character1, character2):
        # Logic to simulate the battle between the two characters
        pass


# Example Usage of Battle Simulator
character1 = Character("Hero", 100, 20, 10)
character2 = Character("Villain", 80, 15, 8)

simulator = BattleSimulator()
simulator.start_battle(character1, character2)

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A class to represent flights with details such as origin, destination, date, and time.
A class to represent system users.
A class to manage reservations, ensuring there are no time conflicts.

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class Flight:
    def __init__(self, origin, destination, date, time):
        self.origin = origin
        self.destination = destination
        self.date = date
        self.time = time
        self.reservations = []

class User:
    def __init__(self, name):
        self.name = name

class FlightReservationSystem:
    def __init__(self):
        self.available_flights = []

    def search_available_flights(self, origin, destination, date):
        # Logic to search for available flights based on criteria
        pass

    def make_reservation(self, user, flight):
        # Logic to make a reservation, avoiding time conflicts
        pass


# Example Usage of Flight Reservation System
flight1 = Flight("City A", "City B", "2023-01-01", "10:00")
flight2 = Flight("City B", "City C", "2023-01-02", "12:00")

user = User("John")

reservation_system = FlightReservationSystem()
reservation_system.available_flights = [flight1, flight2]

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