Hey there

Marks varies each year as level of questions and number of students vary each year. The rank required for admissions into nits in cse are

1. National Institute of Technology Nagaland, cutoff 26535

2. National Institute of Technology, Mizoram, 26401

3. National Institute of Technology, Manipur, 26160

All the data are for other state for home state it is less.

Check the link

https://www.google.com/url?sa=t&source=web&rct=j&url=https://engineering.careers360.com/articles/nits-cutoff-for-b-tech-computer-science-and-engineering/amp&ved=2ahUKEwiA8_jtrdHpAhVCH7cAHdj3CRIQFjAAegQICxAB&usg=AOvVaw1PhmrOfcUHEdaiONepruMs&ampcf=1

Good luck