hmm...suitable rply i suppose....
thanx...:):)

REGARDS,
PAYAL GUPTA


On Thu, Aug 18, 2011 at 4:36 PM, DheerajSharma
<dheerajsharma1...@gmail.com>wrote:

> it would take c days to take off all the hats
>
> On Aug 18, 3:51 pm, "pg@manit" <gpt.pa...@gmail.com> wrote:
> > A bunch of men are on an island. A genie comes down and gathers
> > everyone together and places a magical hat on some people’s heads
> > (i.e., at least one person has a hat). The hat is magical: it can be
> > seen by other people, but not by the wearer of the hat himself. To
> > remove the hat, those (and only those who have a hat) must dunk
> > themselves underwater at exactly midnight. If there are n people and c
> > hats, how long does it take the men to remove the hats? The men cannot
> > tell each other (in any way) that they have a hat.
> > FOLLOW UP
> > Prove that your solution is correct.
>
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