Determine the value of the number ABCD
Determine the value of the number ABCDCorrect answers: 58
The first user who solved this task is Djordje Timotijevic.
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Keplers SupernovaIn 1604, Johannes Kepler and other observers saw the appearance of a “new” star in the constellation of Ophiuchus in the western sky, rivaling the brilliance of the nearby planets. |