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Category: Programming

Implement Trie Data Structure in C++- LeetCode

Posted on January 19, 2023January 19, 2023 by Avidlearner

A trie (pronounced as “try”) or prefix tree is a tree data structure used to efficiently store and retrieve keys in a dataset of strings. There are various applications of this data structure, such as autocomplete and spellchecker. Implement the Trie class: Input [“Trie”, “insert”, “search”, “search”, “startsWith”, “insert”, “search”] [[], [“apple”], [“apple”], [“app”], [“app”], [“app”], [“app”]] Output: [null,… Continue reading

LFU Cache Implementation – LeetCode

Posted on January 18, 2023January 18, 2023 by Avidlearner

Design and implement a data structure for a Least Frequently Used (LFU) cache. Implement the LFUCache class: Example 1: Input [“LFUCache”, “put”, “put”, “get”, “put”, “get”, “get”, “put”, “get”, “get”, “get”] [[2], [1, 1], [2, 2], [1], [3, 3], [2], [3], [4, 4], [1], [3], [4]] Output [null, null, null, 1, null, -1, 3, null, -1, 3, 4] This… Continue reading

Calculate size of drive in C# – How to find directory drive?

Posted on November 11, 2022November 11, 2022 by Avidlearner

In this post, we will be discussing how to find the directory drive and the size of drive in C#. This can be useful where application might want to check for drive size or remaining size of drive before getting started. Below is the snippet of implementation: To get the drive information in C#, one… Continue reading

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