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python traverse n-ary tree breadth-first without recursion
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| from collections import deque | |
| def bfs_traverse(root): | |
| queue = deque([]) | |
| queue.append(root) | |
| while (queue): | |
| node = queue.popleft() | |
| for child in node.children: | |
| queue.append(child) | |
| process_node(node) |
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