Strangest ways to get 0
Propose your non-trivial way to get 0. Look mine's, and try to do your best!
약 3년 전
해결됨
A shooting competition
In a shooting competition, the target is a square of side L containing a circle of radius R<=L/2. A player scores one point if h...
약 3년 전
해결됨
Probabilities - Balls and urns - 02
The urn contains B blue balls and R red balls. Each trial consists of drawing one random ball from the urn and observing its col...
약 3년 전
해결됨
Performance - summation
Given a vector of natural numbers
x = [1,2,3,...,N]
compute the sum of its elements by not stressing the machine too much...
약 3년 전
해결됨
Probabilities - Balls and urns - 01
The urn contains B blue balls and R red balls. Each trial consists of drawing one random ball from the urn and observing its col...
Geometrical meaning of determinant
Given two vectors x,y, in 2D or three vectors x,y,z in 3D space, compute the area (or volume) of the parallelogram they define.
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