Cleartrip Senior Software Engineer (Android) interview questions

1st Round- Telephonic(around 1.5 hrs) Java, little DS and android 2nd Round- At Cleartrip Bangalore office (UI mock and APIs was provided to create 2 screens with required scroll and sticky animations from cleartrip app_ 3rd Round- Assignment questions, android questions taken by 2 people. One after other 4th Round- problem solving array questions 5th Round- Hiring manager round. Class diagram and Classes/Models to make scrabble game Round 2-5 where on same day f2f. It took roughly 10hrs. HR was being generous by booking a cab, but payment mode was cash, so you end up paying.