HCLTech Graduate Trainee Engineer interview questions

first round was oa that students get shortlisted after this than we have gd than one technical interview,and other 3 HR interview ,and in every HR interview students were getting shortlisted

First was online assessment,nxt was gd round quiet easy after that there was technical round 1 where the were few codes asked by the interviewer like perfect number, sum of the arrays,Fibonacci series,Factorial Next was Technical round 2 where interviewer mainly focused on projects jdbc etc