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# Othmane ELMOUATAMID

##### Last seen: ongeveer 2 maanden ago
42 total contributions since 2018

- CAE Engineer / Powtertrain Analysis.
- Porcess & in-house built numerical tools developer for consumption and emissions optimization of powertrain.
- I hold a master's degree in Electrical Engineering.

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Search for files in directory
Just in case someone looks for the same problem : I needed to list only .mat files that contains a specific string (here my va...

7 maanden ago | 0

Deselect Cells on Excel Sheet
Hello Katerina, Try to select one cell then Excel will unselect all other cells, for instance select the very first cell of y...

bijna 2 jaar ago | 0

sampling rate in sawtooth
Hello Ahmad, You might want to try with this function : <https://fr.mathworks.com/help/signal/ref/resample.html resample>. ...

bijna 2 jaar ago | 0

i have a flow equation. how to create simulink model of this equation
Hello Bhargavkrishna Kondreddy, I think it is not complicated to design a Simulink model if you already have the equation. Th...

ongeveer 2 jaar ago | 0

| accepted

Solved

Distance walked 1D
Suppose you go from position 7 to 10 to 6 to 4. Then you have walked 9 units of distance, since 7 to 10 is 3 units, 10 to 6 is 4...

ongeveer 2 jaar ago

Solved

Simple equation: Annual salary
Given an hourly wage, compute an annual salary by multiplying the wage times 40 and times 50, because salary = wage x 40 hours/w...

ongeveer 2 jaar ago

Solved

Check if sorted
Check if sorted. Example: Input x = [1 2 0] Output y is 0

ongeveer 2 jaar ago

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Weighted average
Given two lists of numbers, determine the weighted average. Example [1 2 3] and [10 15 20] should result in 33.333...

ongeveer 2 jaar ago

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Is my wife right?
Regardless of input, output the string 'yes'.

ongeveer 2 jaar ago

Solved

Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

ongeveer 2 jaar ago

Solved

Return the 3n+1 sequence for n
A Collatz sequence is the sequence where, for a given number n, the next number in the sequence is either n/2 if the number is e...

ongeveer 2 jaar ago

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Most nonzero elements in row
Given the matrix a, return the index r of the row with the most nonzero elements. Assume there will always be exactly one row th...

ongeveer 2 jaar ago

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Back and Forth Rows
Given a number n, create an n-by-n matrix in which the integers from 1 to n^2 wind back and forth along the rows as shown in the...

ongeveer 2 jaar ago

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Find the numeric mean of the prime numbers in a matrix.
There will always be at least one prime in the matrix. Example: Input in = [ 8 3 5 9 ] Output out is 4...

ongeveer 2 jaar ago

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Remove any row in which a NaN appears
Given the matrix A, return B in which all the rows that have one or more <http://www.mathworks.com/help/techdoc/ref/nan.html NaN...

ongeveer 2 jaar ago

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Finding Perfect Squares
Given a vector of numbers, return true if one of the numbers is a square of one of the other numbers. Otherwise return false. E...

ongeveer 2 jaar ago

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Fibonacci sequence
Calculate the nth Fibonacci number. Given n, return f where f = fib(n) and f(1) = 1, f(2) = 1, f(3) = 2, ... Examples: Inpu...

ongeveer 2 jaar ago

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Swap the first and last columns
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...

ongeveer 2 jaar ago

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Make a checkerboard matrix
Given an integer n, make an n-by-n matrix made up of alternating ones and zeros as shown below. The a(1,1) should be 1. Examp...

ongeveer 2 jaar ago

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Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; and ...

ongeveer 2 jaar ago

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Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

ongeveer 2 jaar ago

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Determine whether a vector is monotonically increasing
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...

ongeveer 2 jaar ago

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Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

ongeveer 2 jaar ago

Deleting pictures from Excel: Shapes.Item.Delete doesn't work

ongeveer 2 jaar ago | 0

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Triangle Numbers
Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...

ongeveer 2 jaar ago

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Find all elements less than 0 or greater than 10 and replace them with NaN
Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...

ongeveer 2 jaar ago

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Given a and b, return the sum a+b in c.

ongeveer 2 jaar ago

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Triangle sequence
A sequence of triangles is constructed in the following way: 1) the first triangle is Pythagoras' 3-4-5 triangle 2) the s...

ongeveer 2 jaar ago

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Find a Pythagorean triple
Given four different positive numbers, a, b, c and d, provided in increasing order: a < b < c < d, find if any three of them com...

ongeveer 2 jaar ago

Solved

Side of a rhombus
If a rhombus has diagonals of length x and x+1, then what is the length of its side, y? <<http://upload.wikimedia.org/wikipe...

ongeveer 2 jaar ago