Soliton interview questions

Basically it was a campus recruitment. There will be a online aptitude and technical test. After that there will be a pen and paper test. And following that there will be 2 coding rounds (one will be easy and another will be a tough one). Then Finally there will be a GD and technical and HR interview

The 1st round was aptitude and it contains physics as it's major part it will be in paper pen format and the rest are technical ones . There were 2 technical and 1 design round before the hr and it was difficult to crack The last 2 before hr