Dear Ram, 

Congratulations on good rank. The probability of securing seat also depends on the caste reservation and locality. Hence let's analyse the previous years cut off for CSE branch :

OC : 3017

SC :  25682

ST : 37647

BC-A : 6691

BC-B : 4700

BC-C : 3017

BC-D : 5154

BC-E : 5331.

So check for your category to know the provability. 

Hope this helps. 

All the best.