Many people want to improve their Coding ability but they may not find proper resources to learn and practice it. while some are good at coding and want a platform to exhibit their skills.Here I got a solution for both those who want to improve coding skills and who want to exhibit their talent in coding.The best way to do it is by participating in coding challenges.They help us to improve logical thinking and eventually lead us to be ahead in job interviews.

So where can you find coding challenges? Look  Below for a list of some best coding challenge websites.

1.HackerRank  :

Hackerrank is the largest community to learn and practice Programming online with over 1 million programmers.It has coding challenges mainly divided into 3 difficulty levels easy, medium and hard.It has challenges in Algorithms, Data structures and Mathematics. It also has challenges for programming languages like c++,  ruby, java, python, Linux shell and functional programming. it also additionally hosts challenges by different companies to recruit best developers to suit their requirements.For beginners in programming, it has a special course called “30 days of code”.

2. LeetCode :

Leetcode  has coding contests on Algorithms, Database, shell, System design and Draft.There will new contests every week in which winners will be awarded special cash prizes and gift cards.It also has mock interviews and past sessions to prepare for job interviews of top companies like Google, Facebook, Microsoft, Amazon, LinkedIn, Apple, Yahoo, Cisco, Uber, Dropbox and many other companies.

3. HackerEarth :

Hackerearth is the world’s  fastest growing developer’s community as it has conducted 1052 programming challenges till date.It offers contests in 25 programming languages which are large when compared to Hackerrank and Leetcode.More than 5000 companies hire through challenges and hackathons in Hackerearth.It also offers various gift prizes for winners of the hackathons.

4. CodeChef :

Codechef is Indian based programming challenge community.It has contests divided with 6 difficulty levels Beginner, Easy, Medium, Hard, Challenge and Peer.It accepts submissions for all the contents in any of the programming languages of our choice.It has a discussion forum where you can discuss with best developers of the community and get your doubts resolved.

5. CodeForces :

Codeforces is a  Russian website that conducts programming challenges.It has good challenges to practice for ACM International Collegiate Programming Contest.It is a good website for beginners to try programming challenges.As it displays mistakes done in the challenges.

6. TopCoder :

Topcoder is one very good community for competitive programming challenges.It has challenges on Data science programming which many websites doesn’t offer.It has both monthly and weekly challenges like many other websites.It has an online editor where you can easily compile and run your program and finally submit.Its blog and forum lets users discuss with top developers and grow their knowledge.Other than programming it also has Graphic&UserInterface contests.

7. CodeWars :

Codewars has programming contests for many advanced languages like Swift, Clojure, Ruby, Python, Javascript, Elixir, Php, Typescript, Haskell and C#.It first asks user to prove your skills to signup .it gives a code with  an error asks to correct and execute .

 8. SPOJ(SphereOnlineJudge) :

SPOJ  is an online judge system currently provides  over 20k programming challenges.It accepts solutions in 45 programming languages.It also offers e-learning courses.It allows users to set their own contests and problems.It also provides job openings for its users.

9. TechGig :

Techgig has programming contests for different languages.It also offers contents for Mobile development, Security, Algorithms, Data Structures , Functional programming, and databases.It also conducts webinars many industry experts, top developers, and researchers.It has a” 30-day challenge” program to improve your programming skills.It also offers job interview applications to its users.Apart from programming  it contains practice tests for many technology courses.

10. Codefights :

Codefights has different contests like Arcade, Tournaments, Head to Head and challenges.It will be the best place to challenge your friends, colleagues and family and find out who wins.It offers 500 points as a signup bonus.It accepts solutions in  15 programming languages.It also has material in almost 30 fields for interview preparation.

However, the above list is specified basing on their web traffic and my experience.if you are not completely satisfied with those websites here are few more sites you can try

• ProjectEuler
• coderbyte
• Codeeval
• Codility
• Codingame

So please do share your experience in the comment section.Thank you.

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