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The solvable version of the problem. Here, cups A and C are upside down, and cup B is upright. The three cups problem, also known as the three cup challenge and other variants, is a mathematical puzzle that, in its most common form, cannot be solved. In the beginning position of the problem, one cup is upside-down and the other two are right ...
In logic, a set of symbols is commonly used to express logical representation. The following table lists many common symbols, together with their name, how they should be read out loud, and the related field of mathematics.
Your task is to determine the identities of A, B, and C by asking three yes–no questions; each question must be put to exactly one god. The gods understand English, but will answer all questions in their own language, in which the words for yes and no are da and ja, [3] in some order. You do not know which word means which.
Some words turn upside down, others are symmetrical through a mirror. Natural ambigram palindromes exist, like the words "wow", " malayalam " [ 138 ] (Dravidian language), or the biotechnology company Noxxon that possesses a palindromic name associated to a rotational ambigram logo.
Upside-down marks, simple in the era of hand typesetting, were originally recommended by the Real Academia Española (Royal Spanish Academy), in the second edition of the Ortografía de la lengua castellana (Orthography of the Castilian language) in 1754 [3] recommending it as the symbol indicating the beginning of a question in written Spanish—e.g. "¿Cuántos años tienes?"
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Routhenstein considers one to three cups of coffee a “good rule of thumb,” she says, but adds that not all cups are the same; a single 16-ounce mug is actually two servings.
McDonald’s has decided to cosplay as its animated alter ego. Starting Feb. 26, the fast-food chain launched a manga-inspired makeover, embracing the upside-down golden arches featured in some of ...