It’s crucial to move beyond solely solving leetcode problems and adopt a new approach to your preparation that emphasizes studying algorithms and data structures effectively. Introducing “How to Solve Algorithm Problems” a guide written by an experienced programmer and AI expert. This guide is de...
In short, expose yourself to good habits. You’ll learn a ton and your programming skills will grow. Solve Problems on LeetCode Solving problems on the website LeetCode offers an important benefit: it provides in-depth solutions to problems. Oftentimes there are multiple solutions wit...
After solving a few problems, I discovered that I could solve about 90% of the problems I open. And it only costs me around 20 minutes to come up with an idea. So I think they might be too easy for me. However, I feel that I'm usually still able to learn some new idea after ...
Participating in coding challenges can sharpen your problem-solving skills. Websites likeLeetCode,HackerRank, andCodeforcesoffer a range of problems to solve. Try to understand different approaches to the same problem and learn from others' solutions. b. Contribute to Open Source Open source projects...
In recursion if has repeated calculations (we call overlapping sub-problems, which will be discussed below), it is one of the powerful signals to solve the problem using memoized recursion (or dynamic programming). It can be seen that the core of dynamic programming is to use memorization to...
That's all about how to solve the Nth highest salary problem in MySQL and SQL Server. It's a good problem to learn co-related subquery, one of the tricky SQL concepts which many programmers struggle to understand. LeetCode also has a good collection of SQL problems which are good to imp...
Now, let's delve into an interesting and crucial topic. The main goal of using DSA is to solve problems effectively and efficiently. How do you assess if your program is efficient? This is where complexities come in, and there are two types: ...
How I Use Math to Solve Business Problems byAzize Sultan Palali February 24th, 2025 1x Read byDr. One Audio Presented by I will be talking about a method that I actively use and that I think is very useful as a result of the guidance I have given to my own team. You can apply thi...
I hope question is clear to you, let’s move to the Approach to solve: We are representing A-Z with 1–26. Case 1: If we found ‘0’ in the string then we don’t have any character corresponding to ‘0’ so we can’t decode, return 0. ...
To be clear: leetcode is really hard! I was so bad at it at first I avoided doing it because it made me feel stupid to fail these basic easy problems. My friends could do the problems just fine and would act as if they were easy, so I stopped doing leetcode because I didn't wa...