Mario Rossi

Active since 2016

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Pushing the envelope
Find the largest sized code to return... *nothing*.

mer än 7 år ago

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Strangest ways to get 0
Propose your non-trivial way to get 0. Look mine's, and try to do your best!

mer än 7 år ago

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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...

mer än 7 år ago

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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...

mer än 7 år ago

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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...

mer än 7 år ago

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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...

mer än 7 år ago

Solved

Non trivial identities - colon
Return x after treating it with colon.

mer än 7 år ago

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Non trivial identities - identity handle
Return x by handling the identity function.

mer än 7 år ago

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Non trivial identities - linear system
Return x by solving a linear system.

mer än 7 år ago

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Non trivial identities - roots
Return x after rooting it.

mer än 7 år ago

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Non trivial identities - power
Return x by by rising it to a power.

mer än 7 år ago

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Non trivial identities - double negative
Return x after negating it.

mer än 7 år ago

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Non trivial identities - polynomial
Return x as a polynomial of itself.

mer än 7 år ago

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Non trivial identities - absolute value
Return x by computing its absolute value.

mer än 7 år ago

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Non trivial identities - multiplication
Return x after multipying it.

mer än 7 år ago

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Non trivial identities - division
Return x after dividing it.

mer än 7 år ago

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Non trivial identities - replication
Return x by replicating itself in any dimension.

mer än 7 år ago

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Non trivial identities - open your eyes
Return x by using your eyes.

mer än 7 år ago

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Non trivial identities - complexification
Return x by complexifying it.

mer än 7 år ago

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Non trivial identities - differentiation
Return x by differentiating it.

mer än 7 år ago

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Non trivial identities - reshape
Return x by reshaping it.

mer än 7 år ago

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Non trivial identities - flipping
Return x by flipping it.

mer än 7 år ago

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Non trivial identities - transpose
Return x by transposing it.

mer än 7 år ago

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Non trivial identities - multiplication
Return x by multiplying it with a random number.

mer än 7 år ago

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Non trivial identities - round
Return x after rounding it.

mer än 7 år ago

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Non trivial identities - summation
Return x by adding a random number to it.

mer än 7 år ago

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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. ...

mer än 7 år ago

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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.

mer än 7 år ago

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Area of polygon
Given the vertices in vectors X,Y, return the area of the polygon they define.

mer än 7 år ago

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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...

mer än 7 år ago

Mario Rossi

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