input: 
  class IntList:
      """A class representing a list to store integer values. The class provides methods to 
      add values to the list and to find the minimum value in the list.
      
      >>> il = IntList()
      >>> il.add_value(3)
      >>> il.add_value(1)
      >>> il.add_value(4)
      >>> il.find_min()
      1
      """
      def __init__(self):
          self.values = []
     
      def add_value(self, value):
          self.values.append(value)
      
      def find_min(self):
          return min(self.values)
  
output:     
      def __init__(self):
          self.values = []
     
      def add_value(self, value):
          self.values.append(value)
      
      def find_min(self):
          return min(self.values)
  