Top 5 websites to improve your programming skills

1. Codechef.com

https://www.codechef.com/

2. W3schools.com

https://www.w3schools.com/

3. hackerearth.com

https://www.hackerearth.com/

4. Techgig.com

https://www.techgig.com/

5. hackerrrank.com

hackerrrank.com