[net.puzzle] Fork in road puzzle

jbs@eddie.UUCP (Jeff Siegal) (02/17/86)

>> >     You are staggering down a road ready to give up on life
>> >when you come to a fork in the road where there are two people
>> >standing. You have heard about this place. One of the roads goes
>> >straight to a hospital and the other to a alligator-infested
>> >swamp. One of these people always tells the truth and the other
>> >always lies. You can ask either person one question and only
>> >one question in order to determine which way the hospital is.
>> >What would be the question and to whom would you ask it?

"Which way would the other guy says goes to the hospital?"

Then, go the other way.

Jeff Siegal - MIT EECS