Hello!

According to your GMR rank and OBC - A category your chances of getting a seat in CSE is difficult because it's in very high demand and it's cutt off closed earlier around 8,000-12,000 GMR ranks. You can still try in less popular colleges.

You can try in  Mechanical Engineering because their cutt offs closed around 18,000-20,000 for your category students so you have good chances of getting admission in it.