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dhyun


Duke University

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A résolu


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...

presque 10 ans il y a

A résolu


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...

presque 10 ans il y a

A résolu


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...

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A résolu


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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A résolu


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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A résolu


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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A résolu


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

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A résolu


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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A résolu


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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A résolu


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

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A résolu


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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A résolu


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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A résolu


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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Question


clear mex causes segmentation fault when using cuda RT API
Hi all, I have a mex function with CUDA code in it so that I can take advantage of my Quadro 4000 gpu (Driver version 4.2 / R...

plus de 13 ans il y a | 1 réponse | 0

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Question


mex, mwblas, and multithreading: controlling the number of threads
Hello, Since maxNumCompThreads is going to be removed, does anyone know of another way to limit the number of cores utilized wh...

environ 14 ans il y a | 1 réponse | 1

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Réponse apportée
Counting zeros
one method you could use is to find the first position where a == 1 and then subtract 1 from it: num_zeros = find(a == 1, 1...

plus de 14 ans il y a | 1

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