Good problem and I love the level idea.
Which doors are open?
Project Euler: Problem 10, Sum of Primes
Flip the main diagonal of a matrix
Piecewise linear interpolation
Number construction III
Number construction I
Regular polygon bounded by and bounding a circle
Segmented number sequence
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