This is also a popular LeetCode coding problem, which I haven't tried to submit my solution, you can and if you need more coding problems, particularly based upon bit manipulation then LeetCode has some good ones. If you need some resources to level up your essential skills, the following...
In short, mostly you only need to use codeforces (no matter what contest you're training for), find a rating range where you can solve around ~30-40% of the time on your own, and just grind down the problem set tab in reverse order of id (the default sorting). Also take part in...
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:Time Complexity: It measures the time needed to execute the code. Space Complexity: It indicates the ...
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...
I have been doing DP problem on strings for a while and found a pattern / template to solve it, thought of sharing it with you. Templates for solving it. It was provided by @aatalyk in one of his great article. You can find ithere. ...
Problem Statement For a year now, I have been trying to make it a habit to solve the Daily LeetCoding Challenge (which I’m still struggling with). As I am usingTodoistas my main productivity tool of choice, I have a daily task that looks just like this: ...
When you learn dynamic programming in the early stage, you can try to solve it with memoization first. Then transform it into dynamic programming, so that you will feel it when you practice it a few times. After that, you can practice scrolling the array. This technique is very useful and...
But you can find the questions of the challenge with Google. Some people already uploaded what they did. Find the questions and try to solve them on your own, and compare your solution with others. This is like an awesome private teacher who guides you on what to do. ...
The whole purpose of software development is to solve problems. And it is a skill you can develop over time, while solving multiple problems! We recommend you guys to create accounts on coding platforms like Hackerrank, Hackerearth, Leetcode, etc. Plan to solve 5 problems on a daily basis....
a companion app to Codecademy's online platform that lets you practice coding and learn new topics on the go. SoloLearn is another option, known for its interactive quizzes and supportive community of users. Codewars offers unique coding challenges designed to improve your problem-solving skills....