You have an appointment to meet your friend the logic professor during the winter holidays when she is on vacation. Today is Friday. She has told you to meet her two days after the day before the day after tomorrow. What day does she expect you?
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A man is trapped in a room. The room has only two possible exits: two doors. Through the first door there is a room constructed from magnifying glass. The blazing hot sun instantly fries anything or anyone that enters. Through the second door there is a fire-breathing...