A great way to improve your coding skills is to tackle coding difficulties. Solving various types of difficulties and puzzles can help you improve as a difficult solver, familiarize yourself with the intricacies of a programming language, prepare for potential employee meetings, learn new calculations, and that's just the beginning.

The following is a roundup of some of the top coding challenge sites with a brief description of what each one offers.

1. TopCoder
2. Coderbyte
3. Project Euler
4. HackerRank
5. CodeChef
6. Exercism.io
7. Codewars
8. LeetCode
9. SPOJ
10. CodinGame

Completely focuses on your development needs and helps in taking your business ideas into a well-designed App that works best.

Rajshekhar Singh