LeetSolve

LeetSolve Essential algorithms and programming techniques for C++ coding learners. https://theproblemsolversguidetocoding.com/

LeetSolve shares how to solve a coding question in C++. The questions are selected from leetcode.com. You can learn from LeetSolve's posts essential algorithms, basic data structures, elementary C++ programming language and common coding techniques.

Take a look at our latest article about Coding Challenges. Enjoy your reading!
24/01/2024

Take a look at our latest article about Coding Challenges. Enjoy your reading!

Two dynamic programming techniques to solve Leetcode 120. Triangle. One has space complexity O(n^2). The other is O(n).

Take a look at our latest article about Coding Challenges. Enjoy your reading!
17/01/2024

Take a look at our latest article about Coding Challenges. Enjoy your reading!

A simple C++ solution to Leetcode 3. Longest Substring Without Repeating Characters using a sliding window approach and an unordered map to track character positions.

Take a look at our latest article about Coding Challenges. Enjoy your reading!
10/01/2024

Take a look at our latest article about Coding Challenges. Enjoy your reading!

A simple C++ solution to Leetcode 1695. Maximum Erasure Value using a sliding window approach and prefix sums.

Take a look at our latest article about Coding Challenges. Enjoy your reading!
03/01/2024

Take a look at our latest article about Coding Challenges. Enjoy your reading!

Exploring the most common mistakes in coding interviews and providing strategies to avoid them will help you excel in your following technical interview.

Take a look at our latest article about Coding Challenges. Enjoy your reading!
27/12/2023

Take a look at our latest article about Coding Challenges. Enjoy your reading!

Problem statement Given an integer n, return true if it is a power of four. Otherwise, return false. An integer n is a power of four if there exists an integer x such that n == 4^x. Example 1 Input: n = 16 Output: true Example 2 Input: n = 5 Output:

Take a look at our latest article about Coding Challenges. Enjoy your reading!
20/12/2023

Take a look at our latest article about Coding Challenges. Enjoy your reading!

A C++ solution to Leetcode 804. Unique Morse Code Words

Take a look at our latest article about Coding Challenges. Enjoy your reading!
13/12/2023

Take a look at our latest article about Coding Challenges. Enjoy your reading!

A C++ solution to Leetcode 2. Adds Two Numbers represented as linked lists by iterating through both linked lists, digit by digit, and calculating the sum and carry. It also handles different scenarios for the lengths of the input lists and any remaining carry values.

Take a look at our latest article about Coding Challenges. Enjoy your reading!
06/12/2023

Take a look at our latest article about Coding Challenges. Enjoy your reading!

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

Take a look at our latest article about Coding Challenges. Enjoy your reading!
01/12/2023

Take a look at our latest article about Coding Challenges. Enjoy your reading!

A C++ solution to Leetcode 63. Unique Paths II, counting the number of unique paths in a grid with obstacles using dynamic programming.

Take a look at our latest article about Coding Challenges. Enjoy your reading!
29/11/2023

Take a look at our latest article about Coding Challenges. Enjoy your reading!

A simple C++ solution to Leetcode 387. First Unique Character in a String.

Take a look at our latest article about Coding Challenges. Enjoy your reading!
27/11/2023

Take a look at our latest article about Coding Challenges. Enjoy your reading!

A C++ solution to Leetcode 13. Roman to Integer using Hash table.

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