A cylinder H cm high has a circumference of C cm. A string makes exactly N complete turns round the cylinder while its two ends touch the cylinder's top and bottom. How long is the string in cm?
Back to basics 3 - Temp Directory
Center of mass
Basic arrays operations.
Is it a number?
Count decimal digits of a number
Number of divisors of a given number
Which way to go?
Speed of light:Experiment
How many rectangles in a grid ?
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