Gelöst
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...
etwa 11 Jahre vor
Gelöst
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...
etwa 11 Jahre vor
Gelöst
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...
etwa 11 Jahre vor
Gelöst
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 ...
etwa 11 Jahre vor
Gesendet
Nadaraya-Watson smoothing
A non-parametrical regression (smoothing) tool using Gaussian kernel.
etwa 11 Jahre vor | 1 Download |
Gelöst
Find the alphabetic word product
If the input string s is a word like 'hello', then the output word product p is a number based on the correspondence a=1, b=2, ....
etwa 11 Jahre vor
Gelöst
Which values occur exactly three times?
Return a list of all values (sorted smallest to largest) that appear exactly three times in the input vector x. So if x = [1 2...
etwa 11 Jahre vor
Gelöst
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...
etwa 11 Jahre vor
Gelöst
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 + ...
etwa 11 Jahre vor
Gelöst
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:...
etwa 11 Jahre vor
Gelöst
Determine if input is odd
Given the input n, return true if n is odd or false if n is even.
etwa 11 Jahre vor
Gelöst
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...
etwa 11 Jahre vor
Gelöst
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. Example...
etwa 11 Jahre vor
Gelöst
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...
etwa 11 Jahre vor
Gelöst
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 ...
etwa 11 Jahre vor