def largest_palindrome(max_factor, min_factor):
    pass


def smallest_palindrome(max_factor, min_factor):
    pass

def largest_palindrome():
    pass


def smallest_palindrome():
    pass

--- 
+++ 
@@ -1,6 +1,6 @@
-def largest_palindrome():
+def largest_palindrome(max_factor, min_factor):
     pass
 
 
-def smallest_palindrome():
+def smallest_palindrome(max_factor, min_factor):
     pass
palindrome-product: Add parameter to exercise placeholder
