Hello dear

You have mentioned that you have got 81 marks in the comedk exam , with the above mentioned mark your rank lies in a range between 5700 to 9200. You want to get cs,ec,it in colleges and with the predicted rank  you have to get admission in 122 colleges for these courses.  Some of the colleges are given below

1. Dr Ambedkar institute of technology, Bangalore

2.BMS college of engineering,  Bangalore

3. Dayananada sagar college of engineering, Bangalore

4. Jss science and technology university,  Mysuru

5. Sir M visvesvaraya institute of technology Bangalore

6. The national institute of engineering,  mysore

7. Siddangana institute of technology,  Tumkur

You can visit the link given below to know about more colleges that you will get with your predicted rank

All the best for your future.