input: def IntList:
      """Design a data structure in Python to store integer values.
      The class should have methods to add a value and find the minimum value in the list.
      >>> int_list = IntList()
      >>> int_list.add_value(5)
      >>> int_list.add_value(3)
      >>> int_list.add_value(8)
      >>> int_list.find_min()
      3
      """
output:     
      def __init__(self):
          self.values = []
  
      def add_value(self, value: int):
          self.values.append(value)
  
      def find_min(self) -> int:
          if not self.values:
              raise ValueError("List is empty")
          return min(self.values)
  