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Update linked list challenge (#124)

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Remove extraneous check within the find method.  Clean up delete method.
This commit is contained in:
Donne Martin
2016-11-27 08:43:48 -05:00
committed by GitHub
parent 08d86de559
commit 5977fc994d
2 changed files with 12 additions and 12 deletions
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12
linked_lists/linked_list/linked_list_solution.ipynb
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@@ -231,8 +231,6 @@
" def find(self, data):\n",
" if data is None:\n",
" return None\n",
" if self.head is None:\n",
" return None\n",
" curr_node = self.head\n",
" while curr_node is not None:\n",
" if curr_node.data == data:\n",
@@ -245,15 +243,17 @@
" return\n",
" if self.head is None:\n",
" return\n",
" if self.head.data == data:\n",
" self.head = None\n",
" return\n",
" prev_node = self.head\n",
" curr_node = prev_node.next\n",
" curr_node = self.head.next\n",
" while curr_node is not None:\n",
" if curr_node.data == data:\n",
" prev_node.next = curr_node.next\n",
" return\n",
" else:\n",
" prev_node = curr_node\n",
" curr_node = curr_node.next\n",
" prev_node = curr_node\n",
" curr_node = curr_node.next\n",
"\n",
" def delete_alt(self, data):\n",
" if data is None:\n",