Even after asking about those mismatch in the sample test format, they took about half an hour to reply
*all problems except one.
My team was able to solve to just one and rest of time I just kept wondering how people are making submission without any penalty and at speed of flash? I figured out the answer to my question after the contest. 
It spoils the time,the enthusiasm and everything. It got hilarious in stages.
First,
There was no clarity in the problem Descriptions.
Next,
the solutions that should have got TLE got AC and that too in execution time 0.00.
Next,
printing just the sample output got AC.
Then I was ,Seriously???
Contests like this should be banned.
3 Likes
This scared me man, like REALLY scared me
This is very shameful. Such incidents should not happen again. And such colleges should be banned from hosting the contest on codechef or any other websites. This can be verified from my solution which requires "multiple-lines-of-code" => solution 
@admin
There should be an admin from codechef who can avoid these type of situations in the contests by checking some basic requirement of conducting contests. Otherwise, these type of contest may decrease ERP of codechef.
nope all… that last one just had more test cases with same answer XD