Hi Priyajagarla,

Yes you must get a CS branch in good NIT college other than this you are also get admission in LNMIT,IIIT-Hyderabad.

I think that you should opt IIIT-Hyderabad.

Thanks

Hii priyajagarla 

I am really very sorry for the inconvenience in the question. I thought you are asking about AIEEE exam because of that i gave you the answer. I am really sorry for that.

As coming to the point of AEEE , as you said you are getting 257 marks in the exams  according to you marks definitely you are eligible for CS branch. If you want to know more information you please visit

https://engineering.careers360.com/articles/aeee-cutoff

All the best 

Hii Priyajagarla

Yeah surely you are eligible to get CS branch in many NIT'S and IIITS with this much score.

If you want to predict which college you will get you please visit this link 

https://engineering.careers360.com/jee-main-college-predictor?icn=jeemain-clgpd&ici=quick_links

All the best