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Brian


University of Illinois at Chicago

Con actividad desde 2011

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Problema


Vector indexing: lower than mean
Find all values in a vector lower than the mean of the vector

más de 7 años hace | 1 | 88 solvers

Problema


Resizing Matrices
Take an 4x3 matrix, and resize it to a 2x6 matrix

más de 7 años hace | 0 | 112 solvers

Problema


Matrix Ax=B problem
Take a incoming A and B vector, and solve for x

más de 7 años hace | 1 | 103 solvers

Problema


Matrix element wise multiplication
Take two incoming vectors, and multiply them element wise

más de 7 años hace | 0 | 110 solvers

Problema


Matrix multiplication
Multiply two incoming matrices via matrix multiplication

más de 7 años hace | 0 | 163 solvers

Problema


Sum two matrices
Take two incoming matrices, and sum them

más de 7 años hace | 1 | 166 solvers

Problema


Find the index of the lowest number in a matrix
Take a matrix, and find the [row cal] index of the lowest number

más de 7 años hace | 0 | 83 solvers

Problema


Replace 0 indices in array with 1's
Take a incoming vector, and replace 0's with ones

más de 7 años hace | 0 | 120 solvers

Problema


Matrix Max Finder
Output the maximum value in a matrix

más de 7 años hace | 1 | 118 solvers

Resuelto


Calculate the centroid of a triangle
Info: https://en.wikipedia.org/wiki/Centroid Example Input: x = [0 0 1]; % x-coordinate y = [0 1 0]; % y-coordinat...

más de 7 años hace

Problema


Find the sum of the largest two elements in a vector
With this one, you have to find the two largest elements in a vector and output the sum of those numbers.

más de 7 años hace | 0 | 106 solvers

Problema


Check if inputted variable is a string or a number
Check if a inputted variable is a number or a string, given a string input (i.e. '1' is 1 and thus a number, 'a' is a string).

más de 7 años hace | 0 | 85 solvers

Problema


Find the mean of two vectors
Take two vectors, and output the mean of them (bonus if you don't use the in-built mean function)

más de 7 años hace | 0 | 111 solvers

Problema


Matrix Generation from Vector Multiplication
Output the matrix generated from multiplying two vectors together

más de 7 años hace | 0 | 90 solvers

Problema


Vector Element Multiplication
Take two incoming vectors, and output the element wise multiplication of the vectors.

más de 7 años hace | 2 | 112 solvers

Problema


Simple Vector Addition
Take two incoming vectors and output the sum of the two vectors

más de 7 años hace | 2 | 164 solvers

Problema


Automatic String Editing
In this function, you will take an incoming string, and output the same string with each character one letter later in the alpha...

más de 7 años hace | 1 | 65 solvers

Problema


String Delimination and Outputting
In this problem, take an incoming string and deliminate the string based on spaces. Output the first string in between the space...

más de 7 años hace | 1 | 61 solvers

Problema


More Simple String Concatenation
Take the first string input, reverse the order of the string from the end to beginning (i.e. apple becomes elppa), add a space a...

más de 7 años hace | 0 | 72 solvers

Problema


Simple String Concatenation
This is a simple problem involving taking two incoming strings, and outputting the concatenated string with a space separating t...

más de 7 años hace | 1 | 80 solvers

Resuelto


Area of an equilateral triangle
Calculate the area of an equilateral triangle of side x. <<http://upload.wikimedia.org/wikipedia/commons/e/e0/Equilateral-tr...

más de 7 años hace

Resuelto


Length of a short side
Calculate the length of the short side, a, of a right-angled triangle with hypotenuse of length c, and other short side of lengt...

más de 7 años hace

Resuelto


Roll the Dice!
*Description* Return two random integers between 1 and 6, inclusive, to simulate rolling 2 dice. *Example* [x1,x2] =...

más de 7 años hace

Resuelto


Bottles of beer
Given an input number representing the number of bottles of beer on the wall, output how many are left if you take one down and ...

más de 7 años hace

Resuelto


Too mean-spirited
Find the mean of each consecutive pair of numbers in the input row vector. For example, x=[1 2 3] ----> y = [1.5 2.5] x=[1...

más de 7 años hace

Resuelto


Swap the input arguments
Write a two-input, two-output function that swaps its two input arguments. For example: [q,r] = swap(5,10) returns q = ...

más de 7 años hace

Resuelto


radius of a spherical planet
You just measured its surface area, that is the input.

más de 7 años hace

Resuelto


Distance walked 1D
Suppose you go from position 7 to 10 to 6 to 4. Then you have walked 9 units of distance, since 7 to 10 is 3 units, 10 to 6 is 4...

más de 7 años hace

Resuelto


How to find the position of an element in a vector without using the find function
Write a function posX=findPosition(x,y) where x is a vector and y is the number that you are searching for. Examples: fin...

más de 7 años hace

Resuelto


The Hitchhiker's Guide to MATLAB
Output logical "true" if the input is the answer to life, the universe and everything. Otherwise, output logical "false".

más de 7 años hace

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