Good problem, in the sense that it disallows many of the hacks used to cook a problem.
Who knows the last digit of pi?
Angle between two vectors
Make a 1 hot vector
Area of rhombus
Rounding off numbers to n decimals
Edges of a n-dimensional Hypercube
Chebyshev polynomials of the 1st Kind
Choose a web site to get translated content where available and see local events and offers. Based on your location, we recommend that you select: .
You can also select a web site from the following list:
Select the China site (in Chinese or English) for best site performance. Other MathWorks country sites are not optimized for visits from your location.
Contact your local office