With a 76.6 percentile and an ST category rank of 5793, you may have a chance of getting Computer Science in YCCE Nagpur or Ramdeobaba College, but it largely depends on the specific cutoffs for these institutions and the overall demand for CS seats during the admission process.

1. YCCE Nagpur: The cutoff for CS may vary each year, but typically, it can be competitive. You should check the previous year's cutoff trends to gauge your chances.

2. Ramdeobaba College: Similar to YCCE, this college also has fluctuating cutoffs based on demand and availability.

It's best to keep an eye on the official admission announcements and reach out to the colleges for the most accurate information regarding seat availability and cutoffs. You might also want to consider applying to other colleges as a backup option.