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Problem
Vector indexing: lower than mean
Find all values in a vector lower than the mean of the vector
mer än 7 år ago | 1 | 88 solvers
Problem
Resizing Matrices
Take an 4x3 matrix, and resize it to a 2x6 matrix
mer än 7 år ago | 0 | 112 solvers
Problem
Matrix Ax=B problem
Take a incoming A and B vector, and solve for x
mer än 7 år ago | 1 | 103 solvers
Problem
Matrix element wise multiplication
Take two incoming vectors, and multiply them element wise
mer än 7 år ago | 0 | 110 solvers
Problem
Matrix multiplication
Multiply two incoming matrices via matrix multiplication
mer än 7 år ago | 0 | 163 solvers
Problem
Find the index of the lowest number in a matrix
Take a matrix, and find the [row cal] index of the lowest number
mer än 7 år ago | 0 | 83 solvers
Problem
Replace 0 indices in array with 1's
Take a incoming vector, and replace 0's with ones
mer än 7 år ago | 0 | 120 solvers
Solved
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...
mer än 7 år ago
Problem
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.
mer än 7 år ago | 0 | 106 solvers
Problem
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).
mer än 7 år ago | 0 | 85 solvers
Problem
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)
mer än 7 år ago | 0 | 111 solvers
Problem
Matrix Generation from Vector Multiplication
Output the matrix generated from multiplying two vectors together
mer än 7 år ago | 0 | 90 solvers
Problem
Vector Element Multiplication
Take two incoming vectors, and output the element wise multiplication of the vectors.
mer än 7 år ago | 2 | 112 solvers
Problem
Simple Vector Addition
Take two incoming vectors and output the sum of the two vectors
mer än 7 år ago | 2 | 164 solvers
Problem
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...
mer än 7 år ago | 1 | 65 solvers
Problem
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...
mer än 7 år ago | 1 | 61 solvers
Problem
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...
mer än 7 år ago | 0 | 72 solvers
Problem
Simple String Concatenation
This is a simple problem involving taking two incoming strings, and outputting the concatenated string with a space separating t...
mer än 7 år ago | 1 | 80 solvers
Solved
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...
mer än 7 år ago
Solved
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...
mer än 7 år ago
Solved
Roll the Dice!
*Description* Return two random integers between 1 and 6, inclusive, to simulate rolling 2 dice. *Example* [x1,x2] =...
mer än 7 år ago
Solved
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 ...
mer än 7 år ago
Solved
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...
mer än 7 år ago
Solved
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 = ...
mer än 7 år ago
Solved
radius of a spherical planet
You just measured its surface area, that is the input.
mer än 7 år ago
Solved
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...
mer än 7 år ago
Solved
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...
mer än 7 år ago
Solved
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".
mer än 7 år ago