Hello,

Your rank 636 on general category which is good. And ofcourse you will get a government college for MCA.

You can get

1. Institute of Engineering and Technology, Lucknow

2. Chhatrapati Shahuji Maharaj University, Kanpur

3. University of Lucknow, Lucknow

I'll provide you a link you can check best college for you.

https://it.careers360.com/colleges/list-of-government-bca-mca-colleges-in-uttar-pradesh-accepting-upsee

All the best.