Hello G.S.N.PAVANKUMAR

sastra is one of the best college in India where the admissions for the university is based on the score in JEE mains and 10+2 score.Now your score in the JEE mains are so good where you can easily get seat in sastra college.As you have mentioned that you wanted to get a seat in cse branch where you can easily get seat in cse because your score in good in JEE mains.70% of the seats in sastra are taken under the score of JEE mains.As you have a better score in JEE mains you can easily get seat in cse in sastra.

ALL THE BEST!!!