Leetcode - Shortest Path in a Grid with Obstacles Elimination (Python)

[@errnil1988]

Hello Timothy ... i have been following your channel and also solved many problems with the help of your videos..could you please do videos related to Object Oriented Design Problems too..most of the videos you can find in youtube are in java ...try to do some videos for classic questions like parking lot , ticket booking system and meeting rooms

[@timc3406]

Thanks for the idea, someday I really want to do stuff like that

[@edwardteach2]

Correct - Time and Space complexity - O(m * n * k)

[@jevalaggaantamilalagan6111]

Hi Timothy, I have a question to solve regarding this maze question. How can reach you out. Do you have an email?

[@janmichaelaustria620]

ugh, i never would have though about keeping the state as the coords along with the remaining obstalces we could remove

[@timc3406]

Yeah it's an easy but hard to see solution

[@ratikdubey4375]

I trust you cause you know everything!

[@user-nq7nt1rq9b]

Hi from where can we learn basics of DSA is there any course or can we direct start to solve the problems

[@timc3406]

There's lots of youtube content, you can also check out geekforgeeks or realpython

[@code_school6946]

why are we adding left in visited ???????

[@motivewave001]

so we dont visit the same block with the same steps left?

[@EGULLIPALLIVENKATAABHISHEK]

mj