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📑 1. 문제 이해 https://leetcode.com/problems/implement-trie-prefix-tree/?envType=study-plan-v2&envId=top-interview-150 Implement Trie (Prefix Tree) - LeetCode Can you solve this real interview question? Implement Trie (Prefix Tree) - A trie [https://en.wikipedia.org/wiki/Trie] (pronounced as "try") or prefix tree is a tree data structure used to efficiently store and retrieve keys in a dataset of st..

📑 1. 문제 이해 https://leetcode.com/problems/minimum-absolute-difference-in-bst/ Minimum Absolute Difference in BST - LeetCode Can you solve this real interview question? Minimum Absolute Difference in BST - Given the root of a Binary Search Tree (BST), return the minimum absolute difference between the values of any two different nodes in the tree. Example 1: [https://assets.l leetcode.com 이 문제는 이진..

📑 1. 문제 이해 https://leetcode.com/problems/kth-smallest-element-in-a-bst/description/?envType=study-plan-v2&envId=top-interview-150 Kth Smallest Element in a BST - LeetCode Can you solve this real interview question? Kth Smallest Element in a BST - Given the root of a binary search tree, and an integer k, return the kth smallest value (1-indexed) of all the values of the nodes in the tree. Example..