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Last seen: circa 3 anni fa | Attivo dal 2023

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Remove NaN ?
input -> matrix (n*m) with at least one element equal to NaN; output -> matrix(p*m), the same matrix where we deleted the enti...

circa 3 anni fa

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Reverse the elements of an array
Reverse the order of elements in an array: eg: input X = [ 1 2 3 ; 4 5 6 ; 7 8 9 ] o...

circa 3 anni fa

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Back to basics 23 - Triangular matrix
Covering some basic topics I haven't seen elsewhere on Cody. Given an input matrix, return a matrix with all elements above a...

circa 3 anni fa

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Back to basics 21 - Matrix replicating
Covering some basic topics I haven't seen elsewhere on Cody. Given an input matrix, generate an output matrix that consists o...

circa 3 anni fa

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Next Tribonacci Number
The "Tribonacci" sequence is an extension of the idea of the Fibonacci sequence: That is, each new term is the sum of the thr...

circa 3 anni fa

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Taylor Series
You can use a Taylor series to approximate common functions. The Taylor series for sin(x) is Using only the first several te...

circa 3 anni fa

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Generate Tribonacci Sequence
The "Tribonacci" sequence is an extension of the idea of the Fibonacci sequence: That is, each new term is the sum of the thr...

circa 3 anni fa

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Where the Four Corners Am I?
The "Four Corners" region of the US is where Colorado, Utah, Arizona, and New Mexico all meet - the only place where four states...

circa 3 anni fa

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Create a figure and plot data
Given two data vectors (x,y), open a new figure and plot the data. Return the figure handle.

circa 3 anni fa

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Make a Plot with Functions
Make a plot and test

circa 3 anni fa

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Simpson's Paradox - Calculate correlation coefficients for groups of data
Simpson's Paradox is a statistical phenomenon where groups of data can have a characteristic while the whole data set together h...

circa 3 anni fa

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Generate this matrix
Generate the following matrix. n = 2; out = [-4 -3 -2 -1 0 -3 -2 -1 0 1 -...

circa 3 anni fa

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Dog Statistics
The vectors ht and wt contains the heights and weights of 20 golden retrievers. In some cases, it was not possible to make both ...

circa 3 anni fa

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Calculating Student Grades
The matrix grades contains raw grades for 7 students who took your course. Each row represents a different student. The first 7 ...

circa 3 anni fa

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Find Closest Constant
Given a number x, return the value that is closest to x from this list of constants: 0, 1, , e, , (also known as ). For exampl...

circa 3 anni fa

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Find the minimum of the column-maximums of a matrix
Given a matrix A, find the maximum value of each column, then return the smallest of those maximum values (ie return the minimum...

circa 3 anni fa

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Calculate the mean of each half of a matrix
Given a matrix with an even number of columns, n, return a 1-by-2 row vector where the first element is the mean of all the elem...

circa 3 anni fa

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Matrix Quadrants
Write a function that takes N as the input, and outputs a matrix whose upper-left (NxN) quadrant contains all ones, the lower-ri...

circa 3 anni fa

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Create an arrow matrix
An arrow matrix is a square matrix that contains ones on the diagonal, the last column, and last row. ...

circa 3 anni fa

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Accessing value of variable whose name is stored in another variable as string.
Accessing value of variable whose name is stored in another variable as string. for example: var1=n; var2='var1'; %Assigning...

circa 3 anni fa

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Rule of mixtures (composites) - upper bound
The <http://en.wikipedia.org/wiki/Rule_of_mixtures rule of mixtures> is used in the mechanical design of composite structures to...

circa 3 anni fa

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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 ]

circa 3 anni fa

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Find Min and Max Differences in a Vector
Given an array of integers, return the absolute largest and smallest (non zero) difference between any two numbers in the array....

circa 3 anni fa

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Find the slope of a line that passes through two vectors
Given two vectors p1 and p2, return the slope of a line that passes through p1 and p2. Examples: Input [p1,p2] = deal([0,1],[...

circa 3 anni fa

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String Logic 18
Examples: 'DIG' --> 'DG' 'IMPORTANT' --> 'IPRAT' 'DEAL' --> 'DA' 'LIMB' --> 'LM' 'MOSTLY' --> 'MSL'

circa 3 anni fa

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String Logic 16
Examples: 'DIG' --> 'DIG' 'KIMBALL' --> 'ALLKIMB' 'DEAL' --> 'EALD' 'LIMB' --> 'IMBL' 'MADE' --> 'ADEM'

circa 3 anni fa

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String Logic 13
Examples: 'CAT' --> 'TCA' 'DOG' --> 'OGD' 'ROSY' --> 'YSRO' 'MOSTLY' --> 'YTSOML'

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String Logic 12
Examples: 'CAT' --> 'ACT' 'DOG' --> 'DGO' 'ROSY' --> 'ORSY' 'MOSTLY' --> 'LMOSTY'

circa 3 anni fa

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String Logic 11
Examples: 'SUNDAY' --> 6 'MONDAY' --> 6 'TUESDAY' --> 7 'WEDNESDAY' --> 9 'THURSDAY' --> 8 'FRIDAY' --> 5 'SATURDAY' --...

circa 3 anni fa

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String Logic 10
Examples: 'SUNDAY' --> 83 'MONDAY' --> 77 'TUESDAY' --> 84 'WEDNESDAY' --> 87 'THURSDAY' --> 84 'FRIDAY' --> 70 'SATURD...

circa 3 anni fa

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