企业社区特价

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

class DiscountManager:
    def __init__(self):
        self.employees = []
        self.discounts = {}

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

    def assign_discount(self, employee_name, discount):
        if employee_name in self.discounts:
            print(f"{employee_name} already has a discount.")
        else:
            self.discounts[employee_name] = discount
            print(f"Assigned {discount}% discount to {employee_name}.")

    def check_discount(self, employee_name):
        return self.discounts.get(employee_name, "No discount assigned.")

# 示例使用
manager = DiscountManager()
emp1 = Employee("Alice", "HR")
emp2 = Employee("Bob", "Engineering")

manager.add_employee(emp1)
manager.add_employee(emp2)

manager.assign_discount("Alice", 10)
manager.assign_discount("Bob", 15)

print(manager.check_discount("Alice"))  # 输出: 10%
print(manager.check_discount("Bob"))    # 输出: 15%