Changed xrange to range to be compatible with Python 3.

arrays_strings/hash_map/hash_map_solution.ipynb

@@ -125,7 +125,7 @@
     "    \n",
     "    def __init__(self, size):\n",
     "        self.size = size\n",
-    "        self.table = [[] for _ in xrange(self.size)]\n",
+    "        self.table = [[] for _ in range(self.size)]\n",
     "\n",
     "    def hash_function(self, key):\n",
     "        return key % self.size\n",

arrays_strings/reverse_string/reverse_string_solution.ipynb

@@ -96,7 +96,7 @@
     "    if chars is None:\n",
     "        return None\n",
     "    size = len(chars)\n",
-    "    for i in xrange(size/2):\n",
+    "    for i in range(size/2):\n",
     "        chars[i], chars[size-1-i] = \\\n",
     "            chars[size-1-i], chars[i]\n",
     "    return chars"

arrays_strings/unique_chars/unique_chars_solution.ipynb

@@ -37,7 +37,6 @@
    "source": [
     "## Constraints\n",
     "\n",
-
     "* Can you assume the string is ASCII?\n",
     "    * Yes\n",
     "    * Note: Unicode strings could require special handling depending on your language\n",
@@ -259,21 +258,21 @@
  ],
  "metadata": {
   "kernelspec": {
-   "display_name": "Python 2",
+   "display_name": "Python 3",
    "language": "python",
-   "name": "python2"
+   "name": "python3"
   },
   "language_info": {
    "codemirror_mode": {
     "name": "ipython",
-    "version": 2
+    "version": 3
    },
    "file_extension": ".py",
    "mimetype": "text/x-python",
    "name": "python",
    "nbconvert_exporter": "python",
-   "pygments_lexer": "ipython2",
-   "version": "2.7.10"
+   "pygments_lexer": "ipython3",
+   "version": "3.4.3"
   }
  },
  "nbformat": 4,