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# Jason Moore

### MathWorks

42 total contributions since 2015

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Solved

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

mer än ett år ago

Solved

Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.

mer än ett år ago

Solved

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...

mer än ett år 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...

mer än ett år ago

Solved

Create times-tables
At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 times 12 is way more th...

mer än ett år 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...

mer än ett år 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...

mer än ett år ago

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Elapsed Time
Given two date strings d1 and d2 of the form yyyy/mm/dd HH:MM:SS (assume hours HH is in 24 hour mode), determine how much time, ...

mer än ett år ago

Solved

Renaming a field in a structure array
MATLAB has a <http://www.mathworks.com/help/techdoc/ref/setfield.html setfield> and a <http://www.mathworks.com/help/techdoc/ref...

mer än ett år ago

Solved

Remove the small words from a list of words.
Your job is to tidy up a list of words that appear in a string. The words are separated by one or more spaces. Remove all words ...

mer än ett år 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 ...

nästan 3 år ago

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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...

nästan 3 år ago

Solved

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 ...

nästan 3 år 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...

nästan 3 år ago

What processes are included in the compilation of a simulink model? How can the compile time of a MATLAB function block be reduced?
I have a few suggestions that you could do. 1.) Use the parallel computing toolbox with a parfor loop in your MATLAB function...

mer än 5 år ago | 0

How to creating a tune-able sine wave in simulink
This can be solved pretty easily using the Sine Wave block. If you ever want to see which blocks are supported for code generati...

mer än 5 år ago | 0

| accepted

Yes, you can create s functions of your legacy C code that can be used in your simulink model. To do this the easiest way is to ...

ungefär 6 år ago | 0

interfacing CAM with matlab
You need to give the variable a datatype. TMR2 has not been declared with a datatype specified.

ungefär 6 år ago | 0

How to remove Sfunction from memory
The clear command should accomplish what you are looking for. If you call the following: >>clear mex This will clear all m...

mer än 6 år ago | 0

| accepted

Getting Simulink to parse/ignore GCC syntax
There is an option to generate code only for code generation. If you have items that need compilation for simulation purposes th...

mer än 6 år ago | 0

Solved

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

mer än 6 år ago

Solved

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...

mer än 6 år ago

Solved

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

mer än 6 år ago

Solved

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

mer än 6 år ago

Solved

Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

mer än 6 år ago

Solved

Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

mer än 6 år ago

Solved

Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

mer än 6 år ago

save variables from GUI to workspace (variables not accesible )
Which ever variables you would like to be in the workspace simply save them off to the base workspace by doing myVar = 5 ...

mer än 6 år ago | 2

How to delete a zeros in matrix?
I think this question was already asked before but this code should do it. b = a(find(a~=0))

mer än 6 år ago | 0