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Summing digits
Given n, find the sum of the digits that make up 2^n. Example: Input n = 7 Output b = 11 since 2^7 = 128, and 1 + ...

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Return the largest number that is adjacent to a zero
This example comes from Steve Eddins' blog: <http://blogs.mathworks.com/steve/2009/05/27/learning-lessons-from-a-one-liner/ Lear...

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Bullseye Matrix
Given n (always odd), return output a that has concentric rings of the numbers 1 through (n+1)/2 around the center point. Exampl...

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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...

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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...

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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...

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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...

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Who Has the Most Change?
You have a matrix for which each row is a person and the columns represent the number of quarters, nickels, dimes, and pennies t...

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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 ...

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How do I get the product in Matlab?
The return value of the 'get_param' is character array. You can use 'str2num()' function to convert it double. Then you can take...

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How can I debug the S-Function generated for SIL simulation with a target from Embedded Coder R2017b?
Source-level debugging for SIL is enabled S-Function is only supported when the code is compiled with the Microsoft Visual C++ (...

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Does the Robotitcs Toolkit support ROS 2.0
Robotics System Toolbox does not support ROS 2.0.

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get values from a table
Use the code snippet shown below. T = table([1;6;15],[5;7;22],[8;10;30],'VariableNames',{'Lemon','Banana','Apple'},... ...

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vector length different interval problem
The question is not clear. What I understood is, you want the same number of elements in different interval range. You can u...

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Anyone know what the "yyaxis" function is failing for this code?
The code snippet you have provided is working fine on my end. yyaxis left; plot(AM_TO); xlabel('Time (sans-units, d...

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How to create a MATRIX nx2
MATLAB numeric variables(including matrices, arrays, etc. of the built-in data types) are value objects. when you copy a to the...

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How to Resize Images in ImageDatastore
'loc' is not the location, it is just a dummy parameter. To resize images in an ImageDatastore, assign a new read function to th...

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how to import enum into data dictionary
Your '*.m' file contains only Enumerated Data type definition.There in no variables created using this Enumerated Data type. Tha...

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Using open() in a function doesn't work as intended
* You can use 'whos' command in the function to watch all local variables. The reason why local variables of the function are vi...

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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.

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

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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 ...

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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...

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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...

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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...

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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...

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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 ...

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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:...

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