Top 5% contributor
Answered 3 years ago
How do I index a newly made array without intermediate variables?
Maybe not the best example, but imagine I want to do this
Asked 3 years ago
You have a phenomenon that produces strictly positive or negative results.
delta = [1 -3 4 2 -1 6 -2 -7];
3 years ago
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...
Given a vector:
[1 0 -1 3 2 -3 1]
and a window of 2,
A sliding window would find:
1 + 0 = 1
0 - 1 = -1
If given a letter from the set:
and a shift, implement a shift cypher.
with a shi...
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.
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...
Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN.
Sort the given list of numbers |a| according to how far away each element is from the target value |t|. The result should return...
Triangle numbers are the sums of successive integers. So 6 is a triangle number because
6 = 1 + 2 + 3
which can be displa...
Remove the nth column from input matrix A and return the resulting matrix in output B.
A = [1 2 3; 4 5 6];
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...
Given a and b, return the sum a+b in c.
Given the input n, return true if n is odd or false if n is even.
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.]
Find the sum of all the numbers of the input vector x.
Input x = [1 2 3 5]
Output y is 11
Input x ...
Regardless of input, output the string 'yes'.
In MATLAB, you create a vector by enclosing the elements in square brackets like so:
x = [1 2 3 4]
Commas are optional, s...
Try out this test problem first.
Given the variable x as your input, multiply it by two and put the result in y.
I was writing a simple Autocorrelation function for the matrix array. Each row is a separate time series and we autocorrelate it...
Asked 2 years ago
Choose your country to get translated content where available and see local events and offers. Based on your location, we recommend that you select: .
You can also select a location from the following list:
See all countries