10 Best Websites To Learn Data Structures And Algorithms | 2023
The main building blocks of most of the programs you will design and develop are the data structures in programming and software engineering. The data structures represent data in a format that is easy to manipulate and process.
Your program will also need data structures to store information that is easy to access and modify. With data structures, your program gets to process more data, and you can deal with vast amounts of information.
Processing information in your program also needs methods that simplify processing the immense amounts of data you will be dealing with. For this, you need algorithms which are the methods that are used to sift, sort, match, search, iterate and do so many other operations on the data that your program will process.
You also need to know how to design your algorithms to handle the data processed by your program. As software engineers, algorithms are at the core of making effective computer programs.
The use of algorithms is why computer programmers can work with terabytes of information at the scale of the internet. Algorithms are also helpful for working with the data structures and are the methods used to manipulate and compute the data held within these structures.
When you learn about data structures, it is also essential to learn about the algorithms that you can use to manipulate them. It is also necessary to know how to design your algorithms, as this is a skill that you will use a lot in your daily software development.
The study of algorithms also enables you to choose the most efficient methods for processing information that is faster and takes less time and computing resources. As such, your programs will be more effective, and they will not overload the available computing resources on the devices where the software will be executed.
With an understanding of data structures and algorithms, your software applications will be more effective at solving the problems they are designed for. You will also be able to work more efficiently to solve various problems in computing.
As a software developer, you must understand all about algorithms and data structures to write better programs. You will be able to write fewer lines of source code in your projects with your knowledge about data structures and algorithms.
You will also be able to create more effective solutions to the problems that face you, and as such, you will be able to create the best level of software. Being good at algorithms also means that your programs will make more effective use of the available computing resources.
They will not be heavy or resource-intensive, an essential aspect of software engineering. Half-cooked software programs tend to overload the available computing resources meaning that you will only be giving your users heavy applications that will suck their compute power.
As a good software engineer who is concerned about the effectiveness of your software, you must learn about data structures and algorithms. The information you get will enable you to write better source code and create programs that will be less heavy on your devices.
- Geeksforgeeks
The courses offered on this website have a unique design that enables you to learn data structures and algorithms in the most practical way possible.
With the courses on the website, you will be able to understand different types of data structures and how you can use them to power your programs. The tutorials offered on the website are also detailed and have practical examples from the real world to ensure that you clearly understand every concept being taught.
The algorithms are also practical, and there are plenty of exercises available on the website to ensure that you are getting the much practice you need. As such, you will understand the concepts more clearly as you use them in practical usage scenarios.
- HackerRank
When you are looking for coding challenges to solidify your knowledge of data structures and algorithms, this is the ideal website for you.
There are plenty of challenges available on the website to ensure that you put your skills and knowledge into practical use. The website also offers these challenges in a properly structured manner, and as such, you will have no problem choosing a challenge that matches the skills you have learned.
This is the right website for you when you are looking for a solid foundation in data structures and algorithms. It will teach you all about data structures and algorithms so that you will clearly understand the different types of each and where you use them in your programs.
The website also has an attractive user interface and a design that makes it easy to use no matter what device you are using. You can efficiently work on the problems when you are moving using your smartphone.
- Leetcode
Leetcode has one of the best guides into data structures and algorithms, and as a learner, you will find it to be the most practical guide into these concepts.
The study guide is ideal for preparing for an interview and other competitive programming activities. No matter what you are working on, the website has enough practical exercises and video guides to ensure that you have all the information to understand what is being presented on the website.
Additionally, there are many practice exercises to ensure that you have as much exercise as you need on the various topics presented on the website. Further, the website is organized and has some of the best guides, ideal for beginners and advanced programmers.
Your study of algorithms will not be complete without an in-depth coverage of the concepts presented on this website. Anyone looking to improve their knowledge of programming will find the website quite helpful for them.
- AlgoExpert
The website provides both course content and interview questions that will enable you to prepare for the job market more efficiently.
The website has all the coding interview problems used to test your understanding of data structures and algorithms. As such, you will get the best foundation of both topics from one place.
The coding interview questions available on the website are also helpful in improving your skills and will be one of the main ways that you can find a potential employer on the website. Many software engineers have been able to find programming jobs on the website, and it has content that is designed to help them improve their skills and further their careers.
It will also help improve your understanding of computer science and the basic building blocks of data structures and algorithms. As such, you will find your experience to be quite empowering when you work on the website.
- Freecodecamp
The data structure and algorithms course provided on this free learning website is among the best available on the internet. Here, you will be able to further your understanding of the concepts. The practical exercises that accompany each lesson mean that you will have an easier time getting up to speed with these software engineering concepts.
You will be able to work on familiar programming problems while using different data structures. This will enable you to become better at programming, and you will also be able to choose the best data structure for each kind of use case or application scenario.
The website has been designed for all types of learners, and you will find it to include all the information you need. Additionally, you will also be rewarded with a certificate after your course, which is quite helpful as it will land you new job opportunities and enable you to make progress as you advance your career.
- Udemy
Several courses on Udemy will enable you to improve your understanding of data structures and algorithms. The courses are designed for beginners and advanced programmers, and as such, it allows people from all walks of life to create software programs that are ideally suited to real-world applications.
Some of the courses use the Java programming language, which is quite helpful, and the fact that this is an object-oriented programming language means that you will not have a problem grasping the concepts introduced in the course.
You will get to learn about various data structures and how you can go about choosing the best data structure for your needs. You will also get yourself familiar with the different algorithms that can perform various operations on data, such as merging and sorting vast amounts of information.
Courses include:
- https://www.udemy.com/course/data-structures-and-algorithms-deep-dive-using-java/
- https://www.udemy.com/course/js-algorithms-and-data-structures-masterclass/
The first teaches the concepts using Java, while the second teaches the same JavaScript skills.
- Coderbyte
The website claims that you can learn algorithms in one week. It has one of the best and most in-depth foundations of algorithms and data structures, and as such, you will be able to learn pretty much everything you need to know about these concepts.
There are plenty of topics covered on the website, including Big-O, recursion, binary search, and other common data structures that you can use in your programs. The material covered on this website is presented in an easy and friendly manner, which means that you will not have a hard time understanding the material being taught.
There are also plenty of examples that are provided with each topic to ensure that you have a more realistic understanding of the covered concepts. You also get to participate in many programming exercises that are meant to teach you about the concepts in a more practical way.
- Hackr.io
The website provides plenty of tutorials about data structures and algorithms. You can choose from the book tutorials and videos provided on the website.
Both are ideally suited for different learning materials and enable you to understand data structures and algorithms better. You also get to interact with the programming community, where you will interact with other programmers.
It provides you with an opportunity to meet programmers experienced in various data structures and algorithms. This valuable feature enables you to make better use of the learning platform to further your skills and make progress in your programming career.
- Coursera
Several specialized courses are available on this website and will teach you all you need to know about computer algorithms. You will also get to design and analyze various algorithms, and as such, you will be able to write better source code and create more effective computer programs.
These courses are offered by some of the leading academic institutions globally, which means that you will be getting the best quality of learning when you use the course on Coursera. Prepare for technical interviews and learn how to design better algorithms with the courses offered on this website.
The courses include:-
- https://www.coursera.org/specializations/algorithms: Specializes in algorithms
- https://www.coursera.org/specializations/data-structures-algorithms: focuses on data structures and algorithms
- Codechef
This is the best website to put your data structure and algorithm knowledge into use. The website has all the best challenges and competitions to ensure that you can test your understanding of essential programming concepts.
When you work with the website, you will be able to work on practice problems designed for different levels of expertise. As such, you will be able to progress your learning, and your skills will also be tested and improved upon.
FAQ
Q: What should I learn first: data structures or algorithms?
A: You can learn both of them at the same time. Starting with data structures gives you an overview of the programming constructs that you will be using while algorithms teach you how to manipulate the data structures.
Q: Is it really necessary for a programmer to learn data structures and algorithms?
A: Yes. To write proper computer code, you have to be well-versed in data structures and algorithms. You also need to understand these concepts to be accepted into top software companies globally.
Q: Where can I practice data structures and algorithms?
A: Leetcode and Hackerrank are some websites where you can have all the exercises you need concerning algorithms and data structures. The practice exercises offered on the website will enable you to improve your skills and be a better programmer.
