CustomerXPs Trainee Associate interview questions

I applied through through college or university.The interview process consists of three rounds in it. Round 1:Pen & Paper test which consists of aptitude technical and 2 coding questions Round 2:Technical Interview 1-They asked about my projects and and basic algorithm questions.They will check your approach to solve the problem and whether your r trying to get the sol. Round 3:A bit advance algorithm questions.Unfortunately,I couldn't make through this round