Can any one know the best resourse where i can learn dsa for free

Answer 1

"Bad programmers think about code. Good programmers think about data structures and their relationships"
- Linus Torvalds

DSA courses (free and paid): 👇

https://www.geeksforgeeks.org/blogs/best-data-structures-and-algorithms-courses/?ysclid=mhasjl2st121367810

Answer 2

A simple search here would have saved you time:

https://sololearn.com/compiler-playground/W0uW3Wks8UBk/?ref=app
https://sololearn.com/compiler-playground/W3uiji9X28C1/?ref=app
https://www.sololearn.com/discuss/2877163/?ref=app
https://www.sololearn.com/discuss/2309585/?ref=app
https://www.sololearn.com/discuss/2781422/?ref=app
https://www.sololearn.com/discuss/3281071/?ref=app
https://www.sololearn.com/discuss/3327791/?ref=app