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Find the mean of the magic x
Given a x term, find the magic x, then find the mean/average of any one row or column.

2 years ago

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nxn matrix with elements from 1:n^2
really simple once you see what the matrix is supposed to look like. i appreciate what seems to be a clever approach to solving ...

2 years ago

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Find alternating sum
Given an array, find alternating sum i.e. – y = x (1) – x (2) + x (3) – x (4) + x (5) - …

2 years ago

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Check for armstrong number
Given a number, check if it is an armstrong number. Eg: n = 371 Output: 1 Eg: n = 75 Output: 0

2 years ago

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Extract the prime numbers
Given a list of elements, extract the prime numbers from that array.

2 years ago

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How many offices does MathWorks have in the UK
Please write a function that returns the number of offices MathWorks has in the UK.

2 years ago

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Add Even and Subtract Odd Numbers in an Array
For an input array, add all the even values and subtract the odd values. This final value is the output. E.g. input = [1 2 3 4...

2 years ago

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Harmonic series counting
The function takes a positive limit as input, And counts how many terms must be summed in the harmonic series: 1/1, 1/2, 1/3, ...

2 years ago

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A times B
A times B

2 years ago

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Remove a specific row with max value
Remove the row that contain the max value in the matrix?

2 years ago

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Remove a specific row with min value
Remove the row that contain the min value in the matrix?

2 years ago

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Remove a specific column with max value
Remove the column that contain the max value in the matrix?

2 years ago

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Remove a specific column with min value
Remove the column that contain the min value in the matrix?

2 years ago

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Swap between first and last
The idea is to swap between first and last row Ex = [1 2 3 4 5; 1 2 3 4 5; 1 2 3 4 5; 1 2 3 4 5; ...

2 years ago

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Swap between first and last column
The idea is to swap between first and last column Ex = [1 2 3 4 5; 1 2 3 4 5; 1 2 3 4 5; 1 2 3 4 5; 1 2 3 ...

2 years ago

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Find Rows with Specift Properities
Delete rows with specific properites as following: Find rows that have a negative value in any element of the row and delete it...

2 years ago

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Swap between rows
The idea is to swap between second and second last row Ex = [1 2 3 4 5; 5 4 3 2 1; 1 2 3 4 5; 1 2 3 4 5; ...

2 years ago

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Swap between columns
The idea is to swap between second and second last column Ex = [1 2 3 4 5; 1 2 3 4 5; 1 2 3 4 5; 1 2 3 4 5; ...

2 years ago

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Remove a specific character with another
Remove any (-) dash sign with (_) underscore Ex = 'The-Journey-of-thoudsands-miles-starts-with-a-single-step' y = 'The_Jour...

2 years ago

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Hemisphere Volume on Top of a Cylinder
This MATLAB function has to calculate the volume of a hemisphere placed on top of a cylinder, given valid inputs. It takes the r...

2 years ago

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Range of Values in a Matrix
Create a function that accepts a matrix of real numbers as input and returns the range of the values contained in the matrix. Th...

2 years ago

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Getting values from a vector
This exercise is for finding the values that meet your criteria. a = [-5 28 7 83 73]; b = 23 ; c = (a > b) Then : c = ...

2 years ago

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Determine pressure altitude using field elevation and altimeter setting
Given an airfield's elevation in feet (ft) and the current altimeter setting in inches of mercury (inHg), calculate the pressure...

2 years ago

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Determine ground distance from an aircraft to a DME station
In aviation, distance measuring equipment (DME) uses radio signals to determine slant distance from an aircraft to a ground stat...

2 years ago

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Basic Matlab Operation Bonanza
Given a horizontal array of numbers, perform the following operations, in order: transpose, flip matrix horizontally, flip matri...

2 years ago

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Palindrome vector
Check if a given vector is Palindrome. Example, [1 2 54 32 45 5 33 456 45 456 33 5 45 32 54 2 1]

2 years ago

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rotation et mise à l'échelle avec des complexes
Ecrire une fonction Zr=scale_rot(A,phi,Z) qui permet une mise à l'échelle d'un facteur A et une rotation d'un angle phi (en rad)...

2 years ago

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Find mass of single floor in building
A model building has three floors are highlighted in different colours here: Assu...

2 years ago

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Lancer de dés
Ecrire une fonction qui imite le lancer d'un dé, i-e qui renvoie de façon aléatoire un entier entre 1 et 6. Attention cette fon...

2 years ago

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Neural Net: Back Propagation of Quad Output with Bias, ReLU
This challenge is to return the WH_delta and WP_delta, given X, WH, WP, EPY using ReLU on the hidden layer and Softmax on the ou...

2 years ago