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Poker Series 11: selectBestHand
The Poker Series consists of many short, well defined functions that when combined will lead to complex behavior. Our goal is t...

7 years ago

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Free passes for everyone!
_Simply return the name of the coolest numerical computation software ever_ *Extra reward* (get a _freepass_): Once a mont...

7 years ago

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Maximum sum from any 2 numbers with a variable number of inputs
Given a variable number of inputs, combine any 2 numbers from the inputs and output the maximum sum the combinations can generat...

7 years ago

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Circular Shift Me
Given a vector v=[1 3 6 9 11], circular shift them while iterating m=[1 3 6 9 11; 11 1 3 6 9; 9 11 1 3 6; 6 9 11 1 3; 3 6 9 1...

7 years ago

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Non trivial identities - reshape
Return x by reshaping it.

7 years ago

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Non trivial identities - differentiation
Return x by differentiating it.

7 years ago

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

7 years ago

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Non trivial identities - flipping
Return x by flipping it.

7 years ago

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Reduce the logic
We have three logical input, x,y and z. The output is: y = ((x&y)|z)&((z|x&y)|(z&y|x))|((x&z)|z)&((y|x&z)|(z&x|y))|(x|y|z) ...

7 years ago

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How many complete pizzas
x is a vector with numbers of pizza slices. A corresponding vector n indicates in how many slices the pizza slices of x were cut...

7 years ago

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Chicken Race
2 chickens, Pete and Fred, compete in a 100 meter race. Pete runs at a velocity of vp meter/second and Fred is slower, running ...

7 years ago

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Odd times even numbers in a matrix
First count the number of odd numbers in x, then the number of even. Return their product. example: x = [1 2] One odd ...

7 years ago

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X plus binary inverted x
Given a n-bits number x, what is the sum of x to the binary inverted version of x? (this might be more simple than you think :-)...

7 years ago

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Counting votes
x is a vector of votes, e.g. x=[1 2 3 2 2 1 3 2 1 2 2 2 2], who is the winner? 1,2,3?

7 years ago

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sum of ASCII
Given a string x, return the sum of all ASCII numbers of all characters. for example, if x='lala' ('l'-> 108, 'a'->97) then y...

7 years ago

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Odd times 3
Given a input matrix x, multiply all odd values by 3. Even values remain the same. example: x = [1 2 3 4 5;... 6 7...

7 years ago

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Binary Inversion
Given the unsigned 8-bit integer x, return the number y which is the binary inversion of x. For example if x is 5, y should b...

7 years ago

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Remove multiples of N
in the vector x remove all multiples of N. x = [1 2 3 4 5 6]; N = 2; Then y = [1 3 5];

7 years ago

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Count the numbers
In a array x, count the number of times the number n appears in x. for example: x = [1 2 3 4 3 2 1 2] and n = 2 the answer sh...

7 years ago

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Magnitude of a vector
Given a vector x, what is its magnitude?

7 years ago

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All odd - all even
All odd numbers in x are added, while all even numers are subtracted from this. example: x = [1 2 3 4 5]; y = +(1+3+5)-...

7 years 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...

7 years ago

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Cell Source Index
Suppose that C is a cell array whose elements consist of row vectors of elements of the same type. For example, C could be a ce...

7 years 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. ...

7 years ago

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

7 years ago

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Simple polynomial evaluation
Compute the value of a polynomial of degree n with all coefficients '1', at value x. n is always n>=0. p(x)=1+x+x^2+...+x^n...

7 years ago

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Polynomial evaluation
Compute the value of a polynomial of degree n with coeffcients in vector a, at value x. p(x)=a(1)+a(2)x+a(3)x^2+...+a(n+1)x...

7 years 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.

7 years ago

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Say type of roots in quadratic equation
Given the coefficients of a quadratic equation, write a function that gives the output y='RealDifferent' if the roots are real a...

7 years ago

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Create Combination
Motivation: In many problems, we need to create combinations with the function nchoosek. In some cases, however, choices are lim...

7 years ago