As I didn't find kostka's blog for this round, So posting this blog
Round Link
I was only able to solve first problem
Please share your approach for problem 2 and problem 3

As I didn't find any blog for this round discussion so posting this blog

Problems:

I was able to solve P1,P4,P5.
Please share your approaches for other problems.

As I didn't find any blog for this round discussion so posting this blog

Problems :

My opinion :
I found problems harder than the previous version of CodeAgon 2021.

Please share your approaches and solution for problems in comments.
PS : Sorry for unclear photos of problems (if anyone have clear photos please share them in comments)