It Completely depends on you.But still if we compare keeping all factors in mind then Vishnu stands at top place.But it doesn't mean that you shouldn't choose Narayanamma.Among women's colleges Narayanamaa is best and overall it stands among top 10 in state.Moreover for a branch like CSE,more than college skills and knowledge are important to get best .If you can develop good coding skills and learn few of the important subjects in your branch,then college name doesn't play any role .You can grab the best opportunities.