Invert a binary tree, swapping the left and right children of every node. Pseudocode: function invert_tree(root): if not root: return None left = invert_tree(root.left) right = invert_tree(root.right) root.left = right root.right = left return root Time Complexity: O(n), Space Complexity: O(n) Time Complexity: O(log n), Space Complexity: O(log n) Time Complexity: O(n squared), Space Complexity: O(n) Time Complexity: O(n), Space Complexity: O(log n)
Invert a binary tree, swapping the left and right children of every node. Pseudocode: function invert_tree(root): if not root: return None left = invert_tree(root.left) right = invert_tree(root.right) root.left = right root.right = left return root Time Complexity: O(n), Space Complexity: O(n) Time Complexity: O(log n), Space Complexity: O(log n) Time Complexity: O(n squared), Space Complexity: O(n) Time Complexity: O(n), Space Complexity: O(log n)
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Question
Invert a binary tree, swapping the left and right children of every node.
Pseudocode:
function invert_tree(root):if not root:
return None
left = invert_tree(root.left)
right = invert_tree(root.right)
root.left = right
root.right = left
return root
Time Complexity: O(n), Space Complexity: O(n)
Time Complexity: O(log n), Space Complexity: O(log n)
Time Complexity: O(n squared), Space Complexity: O(n)
Time Complexity: O(n), Space Complexity: O(log n)
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