Mario Rossi
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Solved
Strangest ways to get 0
Propose your non-trivial way to get 0. Look mine's, and try to do your best!
7 years ago
Solved
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...
7 years ago
Solved
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...
7 years ago
Solved
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...
7 years ago
Solved
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...
7 years ago
Solved
Non trivial identities - identity handle
Return x by handling the identity function.
7 years ago
Solved
Non trivial identities - absolute value
Return x by computing its absolute value.
7 years ago
Solved
Non trivial identities - replication
Return x by replicating itself in any dimension.
7 years ago
Solved
Non trivial identities - multiplication
Return x by multiplying it with a random number.
7 years ago
Solved
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. ...
7 years ago
Solved
Find the diagonal of the square of side L
You are given a square of side length L, find D the length of its diagonal.
7 years ago
Solved
Area of polygon
Given the vertices in vectors X,Y, return the area of the polygon they define.
7 years ago
Solved
Remove collinear points in a set of 2D points defining a polygon
Consider a polygon that is obtained by joining a set of 2D points whose coordinates are stored in matrix P=[x,y]. Write a functi...
7 years ago