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23 days ago

When I use BWMORPH (in the Image Processing toolbox) I get the error "undefined function `applylutc` for input arguments of type...

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Asked 1 month ago

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...

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21 days ago

Given a matrix, m-by-n, find all the rows that have the same "increase, decrease, or stay same" pattern going across the columns...

Given a list of names in a cell array, remove any duplications that result from different capitalizations of the same string. So...

The <http://en.wikipedia.org/wiki/Goldbach's_conjecture Goldbach conjecture> asserts that every even integer greater than 2 can ...

Given a list of complex numbers z, return a list zSorted such that the numbers that are farthest from the origin (0+0i) appear f...

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

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...

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...

Remove all the vowels in the given phrase. Example: Input s1 = 'Jack and Jill went up the hill' Output s2 is 'Jck nd Jll wn...

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...

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

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...

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...

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...

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...

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

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

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

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

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 + ...

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 ...

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 ...

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

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...

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

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

Output logical "true" if the input is the answer to life, the universe and everything. Otherwise, output logical "false".

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

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