Originally Posted by IronHorse

thank you hazlenut for your suggestion
i read the past of cs of 2016 and it was a normal paper and made me feel that i should opt for it. But when i saw the paper of 2017 it gave me a sudden shock that the paper was totally different and asked question that were very confusing and in depth that i never touched that part in my whole 4 year bs.
I am very confused about this selection.

can you tell me how much time IR took for preparation?