input: 
  def store_integers() -> IntList:
      """ Design a data structure in Python to store integer values.
      The class 'IntList' should have the following methods:
      1. __init__(self): Initialize an empty list to store integer values.
      2. add_value(self, value): Add an integer value to the list.
      3. find_min(self): Find and return the minimum value from the list.
  
      >>> my_list = store_integers()
      >>> my_list.add_value(4)
      >>> my_list.add_value(2)
      >>> my_list.add_value(7)
      >>> my_list.find_min()
      2
      """
      class IntList:
          def __init__(self):
              self.values = []
         
          def add_value(self, value):
              self.values.append(value)
          
          def find_min(self):
              return min(self.values)
      
      return IntList()
  
output:     
      class IntList:
          def __init__(self):
              self.values = []
         
          def add_value(self, value):
              self.values.append(value)
          
          def find_min(self):
              return min(self.values)
      
      return IntList()
  