text: import math
  
  
  def pure_or_not_1(n1, n2):
      if n1 > 0:
          n1 -= 4
          return max(n1, n2)
      return n2
  
  
  class PureOrNot2:
      _x = 1
  
      def pure_or_not_2(self, n):
          return self._x + n
  
  
  def pure_or_not_3(s):
      if s:
          return f"Hello, {s}"
      else:
          return "Hello, World!"
  
  
  def pure_or_not_4(s):
      if s:
          print(f"Hello, {s}")
      else:
          print("Hello, World!")
  
  
  class PureOrNot5:
      x = 1
  
      class Total:
          def __init__(self, total):
              self.total = total
  
      def pure_or_not_5(self, running_total):
          running_total.total += self.x
          return running_total
  
  
  def pure_or_not_6(n):
      if n > 0:
          return math.sqrt(n)
      else:
          return 0
  
  
  def pure_or_not_7():
      x = input()
      return f"They said: {x}"
  