     ]
    },
    {
     "cell_type": "code",
     "execution_count": null,
     "metadata": {
      "collapsed": true
     },
     "outputs": [],
     "source": [
 
</s> remove    "execution_count": null,
 </s> add    "execution_count": 3, </s> remove    "execution_count": null,
 </s> add    "execution_count": 2, </s> remove     "## Clarifying Questions\n",
 </s> add     "## Constraints and Assumptions\n", </s> remove     "* [Pythonic-Code](#Pythonic-Code)"
 </s> add     "* [Unit Test](#Unit-Test)" </s> remove     "        selection_sort_recursive(data, start+1)\n",
    "\n",
    "print('Empty input')\n",
    "data = []\n",
    "selection_sort_recursive(data, 0)\n",
    "print(data)\n",
    "print('One element')\n",
    "data = [5]\n",
    "selection_sort_recursive(data, 0)\n",
    "print(data)\n",
    "print('Two or more elements')\n",
    "data = [5, 1, 7, 2, 6, -3, 5, 7, -1]\n",
    "selection_sort_recursive(data, 0)\n",
    "print(data)"
 </s> add     "        selection_sort_recursive(data, start+1)"
   "execution_count": 1,
     ]
    },
    {
     "cell_type": "code",
   "execution_count": 1,
     "metadata": {
      "collapsed": true
     },
     "outputs": [],
     "source": [
keep keep keep keep replace keep keep keep keep keep
 Reworked notebook: Added more detail to constraints and test cases.  Reworked code and unit test. 
sorting-searching/selection-sort.ipynb