[Cracking Coding Problems] Bitwise Operations
Pairwise Swap Write a program to swap odd and even bits in an integer with as few instructions as possible (e.g., bit 0 and bit 1 are swapped, bit 2 and bit 3 are swapped, and so on) ...
When to Use Each Alorithm?
[Cracking Coding Problems] Double Linked List and HashMap [Part 2]
Build Order Approach Create the inDegree dictionary to represent the number of dependencies for each project If the inDegree == 0, add the project to the queue For eac...
[Cracking Coding Problems] Double Linked List and HashMap [Part 1]
LRU(Least Recently Used) Cache Implement an LRU cache using a doubly linked list and hash map get(key) Retrieve the value associated with the key from the cache. If the key ...
[Cracking Coding Problems] Linked List
Return Kth to Last Find the kth to last element in a singly linekd list Approach make a two pointers, first and second The first pointer moves ahead by k setps An...
[Cracking Coding Problems] oneAway
One Away There are three types of edits that can be performed on strings: insert a character, remove a character, or replace a character. Given two strings, write a function to check if th...
[C++ Solutions for Dynamic Programming] Climbing Stairs
Climbing Stairs 1. Code Each time you can either climb 1 or 2 steps class Solution { public: int climbStairs(int n) { if (n == 1) return 1; if (n == 2) return 2; ...
Analyzing Stock data Using Django and React [Part 4]
Django Github : KRX 1. spaCy’s lemmatization Currently, the code that only checks for “exceeded” (base) So, I modify the function to detect not just “exceed” but also its various fo...
Analyzing Stock data Using Django and React [Part 3]
React Github : KRX-frontend 1. Asynchronous authTokenLogin.js const handleLogin = async () => { Define ansynchronous It is triggered when the u...
Analyzing Stock data Using Django and React [Part 2]
Django Github : KRX 1. Natural Language (NLP) Using spaCy, I built a function to extract a stock name (company name) and a price threshold For exmaple, If i ask “What did Apple ...
Analyzing Stock data Using Django and React [Part 1]
Django Github : Potato 1. Understand how the src/components/auth/sign-in-form.tsx components is dsigned The sign-in-form component handles its own state internally using react-hook-form, whic...