What are some sites like HackerRank?

HackerRank Alternatives

• exercism. Free • Open Source. Online.
• tutorialspoint. Free • Proprietary. Online.
• Codewars. Freemium • Proprietary. Online.
• Edabit. Paid • Proprietary. Online.
• Project Euler. Free • Proprietary. Online.
• CodinGame. Free • Proprietary. Online.
• LeetCode. Freemium • Proprietary. Online.
• CheckIO. Free • Open Source. Online.

Is HackerRank for data science?

HackerRank Projects for Data Science gives hiring teams the power to identify and assess top data science candidates. Currently, our new Data Science Questions assess for some of the prime skills that would need to be tested in any Data Science interview.

Which is better CodeChef or CodeForces or HackerRank?

If you have simple knowledge of the basic algorithms you should go for CodeForces or TopCoder , they both are great with lots of challenging problems, alot of testcases , and almost all problems have an editorial . CodeChef is good but it doesn’t categorize the problems .

Is HackerRank good for SQL?

Yes, HackerRank is a great resource if you’re seeking to polish your coding skills. It has a robust free version, verified solutions you can check at any time (a useful feature that LeetCode lacks), and a wide array of programming questions for you to solve.

Should I do HackerRank or Codechef?

Definitely codechef according to me , even though you may feel UI isn’t that great for codechef but it has a better quality of problems. One problem with Hackerrank is that you can see the test cases. So this is an advantage if you are a beginner in Competitive programming. In codechef the test cases are not visible.

Is Codechef better than LeetCode?

Conclusion. All three platforms are best according to the need of a person. I would suggest first prefer Hackerrank drill all the basics then move to CodeChef take part in as many competitions as possible. When preparing for technical job interviews go for LeetCode.