In Bangalore, you won't get the top 10 colleges even if you have reserved category status for computer science. You might get MVJ college, Sir M.Visveswaraya Institute of Technology if have ST/SC status. For general category students you can get Ghousia Engineering College,Dr.T.Thimmaiah Institute of Technology, Kalpatharu Institute of Technology etc. in CS.

For reference, you can see KCET 2017 cutoff : https://images.careers360.mobi/sites/default/files/KCET-engg_cutoff_gen-round-1.pdf

Best of luck!!