Leetcode Grind

Tree

• 606. Construct String from Binary Tree
• 1650. LCA of a Binary Tree
• 314. Binary Tree Vertical Order Traversal Tree doc in details

Todo

• DFS inorder, postorder Traversal
• BFS inorder, postorder Traversal
• Figure Lambda function in 314. Binary Tree Vertical Order Traversal

# A lambda function that adds 10 to its argument
add_ten = lambda x: x + 10
print(add_ten(5))  # Output: 15