code: def convert_to_list(number: int) -> Node:
      
      if number >= 0:
          head = Node(0)
          current = head
          remainder = number % 10
          quotient = number // 10
  
          while quotient != 0:
              current.next = Node(remainder)
              current = current.next
              remainder = quotient % 10
              quotient //= 10
          current.next = Node(remainder)
          return head.next
      else:
          print("number must be positive!")
docs: converts a positive integer into a (reversed) linked list.
          for example: give 112
          result 2 -> 1 -> 1