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Thread: A brain teaser...

  1. #1
    Senior Hostboard Member Hannibal's Avatar
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    Here's the scenario, there's a lightbulb upstairs in a room which you cannot see. It's the middle of the day *so you can't see the light from the room by flipping the switches*
    your standing in a room by a board with 3 light switches on it. How do you figure out which switch turns on the light upstairs??
    **you can only go upstairs once**
    you can't flip a switch, go upstairs, come back flip a different one.


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    As miserable as life may be I hold it pretty precious...

    If I lose the light of the sun, I will write by candlelight, moonlight, no light. If I lose paper and ink, I wil write in blood on forgotten walls. I will write always, I will capture nights all over the world and bring them to you.

  2. #2
    Inactive Member Z06's Avatar
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    In case you havent figured it out yet and still want to try I will post my guess below...
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    Ok...here is how I would do it. First I would name all of the switches "A", "B", and "C" to make it simple on me 'ol noggin.
    I would then Flip switch "A" and "B". Then I would wait around maybe read a magazine or something. Then I would flip switch "B" again to turn it off. After that I would walk up the stairs to see the infamous bulb. If it were on I would know that it was bulb "A". If it were off then I would know that it were bulb "B" or "C". At that point I would ask myself how the hell am I going to know since I just wasted my only trip upstairs?! Then I would remind myself that 'oh yeah' I left switch "B" on for awhile. Then I would proceed to touch the bulb. If warm, "B" is the culprit. If cool, "C" is my man.

    Thank you, thank you. I love brainteasers.

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  3. #3
    Senior Hostboard Member Hannibal's Avatar
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    God damnit. Your not fun frown But great job biggrin
    you got it. Now, all who read this, don't post the answer on the other boards that I have posted this question at.

    ------------------
    As miserable as life may be I hold it pretty precious...

    If I lose the light of the sun, I will write by candlelight, moonlight, no light. If I lose paper and ink, I wil write in blood on forgotten walls. I will write always, I will capture nights all over the world and bring them to you.

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