Dear student

For Cse in top 5nit and top 3 iiit you need 99.5+percentile

To get cse in any middle rank nit iiit you need above 99 -98 percentile

For lower rank nit and iiit you need 97-98 percentile

All these data are for general category students and which blong to other state in case of nit if you lie in reserved category and home state quota you me get some relaxation...

Best of luck