From 76da9ec98d502d911c1168db41d823284cb9bbe3 Mon Sep 17 00:00:00 2001
From: Donne Martin <donne.martin@gmail.com>
Date: Sun, 21 Feb 2016 16:20:29 -0500
Subject: [PATCH] Polish n stacks solution

---
 .../n_stacks/n_stacks_solution.ipynb          | 28 +++++++++----------
 1 file changed, 13 insertions(+), 15 deletions(-)

diff --git a/stacks_queues/n_stacks/n_stacks_solution.ipynb b/stacks_queues/n_stacks/n_stacks_solution.ipynb
index c5cd113..1f248a6 100644
--- a/stacks_queues/n_stacks/n_stacks_solution.ipynb
+++ b/stacks_queues/n_stacks/n_stacks_solution.ipynb
@@ -119,20 +119,18 @@
     "    def push(self, stack_index, data):\n",
     "        if self.stack_pointers[stack_index] == self.stack_size - 1:\n",
     "            raise Exception('Stack is full')\n",
-    "        else:\n",
-    "            self.stack_pointers[stack_index] += 1\n",
-    "            array_index = self.abs_index(stack_index)\n",
-    "            self.stack_array[array_index] = data\n",
+    "        self.stack_pointers[stack_index] += 1\n",
+    "        array_index = self.abs_index(stack_index)\n",
+    "        self.stack_array[array_index] = data\n",
     "\n",
     "    def pop(self, stack_index):\n",
     "        if self.stack_pointers[stack_index] == -1:\n",
     "            raise Exception('Stack is empty')\n",
-    "        else:\n",
-    "            array_index = self.abs_index(stack_index)\n",
-    "            data = self.stack_array[array_index]\n",
-    "            self.stack_array[array_index] = None\n",
-    "            self.stack_pointers[stack_index] -= 1\n",
-    "            return data"
+    "        array_index = self.abs_index(stack_index)\n",
+    "        data = self.stack_array[array_index]\n",
+    "        self.stack_array[array_index] = None\n",
+    "        self.stack_pointers[stack_index] -= 1\n",
+    "        return data"
    ]
   },
   {
@@ -237,21 +235,21 @@
  ],
  "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,