Recent content by i.neu

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    How Can Soldiers Ensure They All Have Been Summoned?

    It is absolutely impossible to solve this problem if communication is not allowed.
  2. I

    Prisoner standing next to 2 doors and 2 guards

    well, these details are usually implied in any riddle. but if the 2 guards wouldn't have knowledge of the other, then I think the same type of question will work again, because the honest guard will say "I don't know what the other guard would answer" and the dishonest guard would point...
  3. I

    Power and value assignment puzzle

    I underlined a little of your post there... Do you mean PI as in π, the ratio of a circle's circumference to it's diameter? If so since when is Pi an integer? Is that the puzzle here?
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    Prisoner standing next to 2 doors and 2 guards

    I thought a little about this,and my best shot for now would be the question: "If you were the other guard, which door would you say leads to freedom?" They will both point towards the door that leads to an execution, so you pick the other one. How? The guard that always tells the truth...
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    Is there life in the universe, and if so has it visited Earth?

    Perhaps there is, perhaps there isn't life "out there". astrobiology/exobiology is still very, very young...we can't formulate anything compelling about life in the universe, yet.As for the Drake equation, it's certainly a long shot... maybe the "Drake Guess" is a more appropriate term than the...
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