i have now decided on a plan of action.this involves:

0.completing any job on facebook within half an hour.
1.after that,no facebook till end of exams.in any condition whatsoever.orkut is fine.
2.studying in absolutely all waking hours.
3.sleeping in absolutely all non-studying hours.
4.NOT thinking about him AT ALL.
5.NO dill mill gaye.
6.for that matter no indulging in activities that remind me of him.
7.completing DEL and DS completely within the next week.if possible DSA too.
8.absolutely adhering to ALL the above rules.without exception.

i mean,come on,its only 20 days.and if he can command his affections in that way,mine should do me no harm.