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Leetcode 120. How To Find The Minimum Path From Top To Bottom Of A Triangle

Jan 23, 20244 min read254

How To Find The Longest Substring Without Repeating Characters

Jan 16, 20243 min read395

Leetcode 59. How To Go Around A Square Matrix In Spiral Order

A simple example of using C++ switch

Jan 31, 20242 min read530

How To Find The Maximal Subarray Having Distinct Elements

Jan 9, 20242 min read245

Common Mistakes in Coding Interviews and How to Avoid Them

Jan 2, 20246 min read225

How to Check If a Number is a Power of Four

The math behind Leetcode 342. Power of Four.

Dec 26, 20232 min read213

How to Encode Morse Code

A C++ solution to Leetcode 804. Unique Morse Code Words using mapping and std::unordered_set to keep track of unique representations.

Dec 19, 20233 min read126

How To Add Two Numbers Represented As Linked Lists

By iterating digit by digit, and calculating the sum and carry, it handles scenarios for the lengths of the input lists and any remaining carry values

Dec 12, 20233 min read136

How to Solve Coding Challenges: A Comprehensive Guide

A step-by-step approach to effectively solve coding challenges, prepare for coding interviews, and land dev jobs.

Dec 5, 20237 min read358

How To Count Unique Paths In A Grid With Obstacles

An example of dynamic programming

Nov 30, 20234 min read254

How to Perform a Counting Using Array and Hash Table

Finding the first non-repeating character in a string

Nov 28, 20233 min read245

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