    {
     "cell_type": "markdown",
     "metadata": {},
     "source": [
      "## Clarifying Questions\n",
      "\n",
      "* Is a single character or number a palindrome?\n",
      "    * No"
     ]
    },
 
</s> remove     "    * No"
 </s> add     "    * No\n",
    "* Can we assume we already have a linked list class that can be used for this problem?\n",
    "    * Yes" </s> remove     "* [Clarifying Questions](#Clarifying-Questions)\n",
 </s> add     "* [Constraints and Assumptions](#Constraints-and-Assumptions)\n", </s> remove     "* [Pythonic-Code](#Pythonic-Code)"
 </s> add     "* [Unit Test](#Unit-Test)"
    "## Constraints and Assumptions\n",
    "\n",
    "*Problem statements are often intentionally ambiguous.  Identifying constraints and stating assumptions can help to ensure you code the intended solution.*\n",
    {
     "cell_type": "markdown",
     "metadata": {},
     "source": [
    "## Constraints and Assumptions\n",
    "\n",
    "*Problem statements are often intentionally ambiguous.  Identifying constraints and stating assumptions can help to ensure you code the intended solution.*\n",
      "\n",
      "* Is a single character or number a palindrome?\n",
      "    * No"
     ]
    },
keep keep keep keep replace keep keep keep keep keep
 Reworked notebook: Added more detail to constraints and test cases.  Reworked unit test. 
linked-lists/palindrome.ipynb