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Jakub Rysanek


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Last seen: alrededor de 3 años hace |  Con actividad desde 2014

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Pentagonal Numbers
Your function will receive a lower and upper bound. It should return all pentagonal numbers within that inclusive range in ascen...

alrededor de 7 años hace

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Pernicious Anniversary Problem
Since Cody is 5 years old, it's pernicious. <http://rosettacode.org/wiki/Pernicious_numbers Pernicious number> is an integer whi...

alrededor de 7 años hace

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Tick. Tock. Tick. Tock. Tick. Tock. Tick. Tock. Tick. Tock.
Submit your answer to this problem a multiple of 5 seconds after the hour. Your answer is irrelevant; the only thing that matte...

alrededor de 7 años hace

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Energy of a photon
Given the frequency F of a photon in giga hertz. Find energy E of this photon in giga electron volts. Assume h, Planck's ...

alrededor de 7 años hace

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How to subtract?
* Imagine you need to subtract one number from another using MATLAB. * You will not be using eval for this task. * Given two A...

alrededor de 7 años hace

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Rotate a matrix for 180 degree
Rotate a matrix for 180 degree for eg: x=[1 2 3 4] y=[4 3 2 1]

alrededor de 8 años hace

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Rainbow matrix
Create a "rainbow matrix" as described in the following examples Input = 3 Output = [ 1 2 3 2 3 2 ...

alrededor de 8 años hace

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Find the index of the first occurrence of a value in a matrix
Given a matrix of scalars, find the first occurrence of -1 in each column. Output NaN for a column which does not contain the va...

alrededor de 8 años hace

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Calculating Sign Changes in a Row Vector(No Element Is Zero)?
For a row vector V=[7 1 2 -3] has one sign change from 2 to -3. So N=Sign_Changes(V) must return N=1; V=[5 9 -2 7]; h...

alrededor de 8 años hace

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Where is she?
Given the numbers 12, 3, 6, 9 Tell where the girl is located. That is: Look to your 3 o'clock = look right Example ...

alrededor de 8 años hace

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Get the array of sum for three consecutive numbers in an array
Get the array of sum, for three consecutive numbers in an array. if Input 'x' does not have at-least 3 elements then 'y' shou...

alrededor de 8 años hace

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Find out value of polynomial at different value.
Find out value of polynomial at different value. Example p(s) = s + 8 For s=0, value is 8.

alrededor de 8 años hace

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Rotate counterclockwise a matrix 90 deg with left-bottom element
Example: Input [ 1 2 3 4 5 6 ] Output [ 3 6 2 5 1 4 ]

alrededor de 8 años hace

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first element of matrix
find the first elements of a column matrix

alrededor de 8 años hace

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Join Strings with Multiple Different Delimiters
The idea is to form the string S by interleaving the elements of a cell array of strings DELIMITER and another cell array of st...

alrededor de 8 años hace

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Perl 3: shift
_This is part of a series of perl function which were very helpful for many perl programmers. Could you implement it in Matlab?_...

alrededor de 8 años hace

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Change Vector Value
Change the element of the vector with respect to the element of the direction vector If the element of the direction vecto...

alrededor de 8 años hace

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Can you reshape the matrix?
Given a matrix A, is it possible to reshape it into another matrix with the given number of rows?

alrededor de 8 años hace

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average for three points
how to calculate the average (for each three values of y) y=[2 3 5 3 4 2 3 4 5 3 2 7 8 6 5 5 4 3 3 3 2 ] you ...

alrededor de 8 años hace

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Sum of series II
What is the sum of the following sequence: Σ(2k-1)^2 for k=1...n for different n?

alrededor de 8 años hace

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If you have matrix A, create matrix B using matrix A as an "element"
A = [1 2 3 4; 5 6 7 8] B = [1 2 3 4 1 2 3 4; 5 6 ...

alrededor de 8 años hace

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Tridiagonal
Return an n-by-n matrix that has a, b, c as the subdiagonal, main diagonal, and superdiagonal entries in the matrix. Example ...

alrededor de 8 años hace

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Generate binary combinations for a given number of bit(s)
Generate the binary combination as in the example below. Example: If you are given: bin_comb(2) The answer will be: ...

alrededor de 8 años hace

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Create Vector containing following elements
Create Vector containing following elements A=[pi eps NaN inf -inf flintmax];

alrededor de 8 años hace

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JOIN STRINGS
There are two given strings 'STRING1' and 'STR ING2'.|monospaced|The output should be 'STRING1 STR ING2' or STr1='Sum';STr2='EQU...

alrededor de 8 años hace

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Vertically stack two vectors
Stack two vectors on top of each-other so that... if A = [1 5 3] and B = [8 6 4] then C = [1 5 3 ; 8 6 4]

alrededor de 8 años hace

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Sum of series VI
What is the sum of the following sequence: Σk⋅k! for k=1...n for different n?

alrededor de 8 años hace

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Test within tolerance
Given a vector of experimental data, D, and a vector of truth data, T, return FALSE if any +/- errors (D-T) are outside a given ...

alrededor de 8 años hace

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A matrix of extroverts
Now that the introverts have had their script, the extroverts spoke up (naturally!) and demanded one as well. You will be given...

alrededor de 8 años hace

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Sum of series V
What is the sum of the following sequence: Σk(k+1) for k=1...n for different n?

alrededor de 8 años hace

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