def calculateSalary(salary: Double): Double = {
  val tax = if (salary > 10000) 0.1 * salary
            else if (salary > 5000) 0.05 * salary
            else 0.0
  salary - tax
}

def main(args: Array[String]): Unit = {
  val salary = 8000 
  val actualSalary = calculateSalary(salary)
  println(s"实际工资为: $actualSalary 元")
}