Community Profile

photo

Brian


University of Illinois at Chicago

Attivo dal 2011

Statistiche

All
  • First Review
  • Quiz Master
  • Puzzler
  • Creator
  • Solver
  • Thankful Level 4

Visualizza badge

Content Feed

Visto da

Problema


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

oltre 6 anni fa | 1 | 79 risolutori

Problema


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

oltre 6 anni fa | 0 | 107 risolutori

Problema


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

oltre 6 anni fa | 1 | 98 risolutori

Problema


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

oltre 6 anni fa | 0 | 105 risolutori

Problema


Matrix multiplication
Multiply two incoming matrices via matrix multiplication

oltre 6 anni fa | 0 | 155 risolutori

Problema


Sum two matrices
Take two incoming matrices, and sum them

oltre 6 anni fa | 1 | 156 risolutori

Problema


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

oltre 6 anni fa | 0 | 80 risolutori

Problema


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

oltre 6 anni fa | 0 | 108 risolutori

Problema


Matrix Max Finder
Output the maximum value in a matrix

oltre 6 anni fa | 1 | 111 risolutori

Risolto


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...

oltre 6 anni fa

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.

oltre 6 anni fa | 0 | 101 risolutori

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).

oltre 6 anni fa | 0 | 79 risolutori

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)

oltre 6 anni fa | 0 | 105 risolutori

Problema


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

oltre 6 anni fa | 0 | 84 risolutori

Problema


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

oltre 6 anni fa | 2 | 105 risolutori

Problema


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

oltre 6 anni fa | 2 | 146 risolutori

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...

oltre 6 anni fa | 1 | 64 risolutori

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...

oltre 6 anni fa | 1 | 60 risolutori

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...

oltre 6 anni fa | 0 | 68 risolutori

Problema


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

oltre 6 anni fa | 1 | 75 risolutori

Risolto


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...

oltre 6 anni fa

Risolto


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...

oltre 6 anni fa

Risolto


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

oltre 6 anni fa

Risolto


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 ...

oltre 6 anni fa

Risolto


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...

oltre 6 anni fa

Risolto


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 = ...

oltre 6 anni fa

Risolto


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

oltre 6 anni fa

Risolto


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...

oltre 6 anni fa

Risolto


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...

oltre 6 anni fa

Risolto


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".

oltre 6 anni fa

Carica altro