      "* Left linked list is empty\n",
      "* Right linked list is empty\n",
      "* General case\n",
      "    * Partition = 10\n",
      "    * Input:  4, 3, 7, 8, 10, 1, 10, 12\n",
      "    * Output: 4, 3, 7, 8, 1, 10, 10, 12"
     ]
    },
    {
     "cell_type": "markdown",
     "metadata": {},
 
</s> remove     "        # Input: 4, 3, 7, 8, 10, 1, 10, 12\n",
    "        # Output: 4, 3, 7, 8, 1, 10, 10, 12\n",
 </s> add     "        # Input: 4, 3, 13, 8, 10, 1, 14, 10, 12\n",
    "        # Output: 4, 3, 8, 1, 10, 10, 13, 14, 12\n", </s> remove     "        # Input: 4, 3, 7, 8, 10, 1, 10, 12\n",
    "        # Output: 4, 3, 7, 8, 1, 10, 10, 12\n",
 </s> add     "        # Input: 4, 3, 13, 8, 10, 1, 14, 10, 12\n",
    "        # Output: 4, 3, 8, 1, 10, 10, 13, 14, 12\n", </s> remove         # Input: 4, 3, 7, 8, 10, 1, 10, 12
        # Output: 4, 3, 7, 8, 1, 10, 10, 12
 </s> add         # Input: 4, 3, 13, 8, 10, 1, 14, 10, 12
        # Output: 4, 3, 8, 1, 10, 10, 13, 14, 12 </s> remove     "                     [4, 3, 7, 8, 1, 10, 10, 12])\n",
 </s> add     "                     [4, 3, 8, 1, 10, 10, 13, 14, 12])\n",
    "    * Input: 4, 3, 13, 8, 10, 1, 10, 12\n",
    "    * Output: 4, 3, 8, 1, 10, 10, 13, 12"
      "* Left linked list is empty\n",
      "* Right linked list is empty\n",
      "* General case\n",
      "    * Partition = 10\n",
    "    * Input: 4, 3, 13, 8, 10, 1, 10, 12\n",
    "    * Output: 4, 3, 8, 1, 10, 10, 13, 12"
    "    * Input: 4, 3, 13, 8, 10, 1, 10, 12\n",
    "    * Output: 4, 3, 8, 1, 10, 10, 13, 12"
     ]
    },
    {
     "cell_type": "markdown",
     "metadata": {},
keep keep keep keep replace replace keep keep keep keep keep
 Fixed #21: Partitioning linked list problem: Does not work if item greater than partition value is to the left. 
linked_lists/partition/partition_solution.ipynb