Find number abc
If c0bba + 20082 = bb0bcc find number abc. Multiple solutions may exist.Correct answers: 42
The first user who solved this task is Djordje Timotijevic.
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Shutter patentIn 1883, black American inventor J. Cooper was issued a patent for his invention, "Shutter and Fastening" (No. 276,563). In the next few years, he also patented elevator devices. |