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Simplified check to determine if there are items in the queue.

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Donne Martin 2015-08-05 05:45:30 -04:00
parent 370ceaf414
commit 25eaf0224a
1 changed files with 1 additions and 3 deletions
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4
graphs_trees/tree_bfs/bfs_solution.ipynb
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@ -34,8 +34,6 @@
"## Constraints\n",
"\n",
"* Can we assume we already have a Node class with an insert method?\n",
" * Yes\n",
"* Can we use collections.deque for the queue?\n",
" * Yes"
]
},
@ -98,7 +96,7 @@
"def bfs(root, visit_func):\n",
" queue = deque()\n",
" queue.append(root)\n",
" while len(queue) > 0:\n",
" while queue:\n",
" node = queue.popleft()\n",
" visit_func(node.data)\n",
" if node.left is not None:\n",