HELLO MOHAN
According to the datas yes IIIT hyderabad had 100% placement for CSE with average package of 18.5L p.a.
Now coming too NIT warangal the placement percentage was 98% and the highest package was offered by UBER of 39.5lac per annum.
overall average package is about 12 lac p.a.Moreover they provide internship asd well.
HOPE IT HELPS!!