Risolto

Check to see if a Sudoku Puzzle is Solved
*Description:* Your task, should you choose to accept it, is to make a function that checks to see if a 9x9 matrix of integer...

oltre 12 anni fa

Risolto

Make a random, non-repeating vector.
This is a basic MATLAB operation. It is for instructional purposes. --- If you want to get a random permutation of integer...

oltre 12 anni fa

Risolto

Back to basics 25 - Valid variable names
Covering some basic topics I haven't seen elsewhere on Cody. Given a string, return true if it is a valid MATLAB variable nam...

oltre 12 anni fa

Risolto

Count photos
Given n people, everyone must have pictures taken with everyone, each photo includes only two persons, please count the total nu...

oltre 12 anni fa

Risolto

Lose control
Remove all characters that are below space in ASCII value.

oltre 12 anni fa

Risolto

Back to basics 15 - classes
Covering some basic topics I haven't seen elsewhere on Cody. Return the class of the input variable.

oltre 12 anni fa

Risolto

Sorting
Assume that x is an n-by-2 matrix. The aim is to return the first column of x, but sorted according to the second column. Exa...

oltre 12 anni fa

Risolto

Distance walked 3D
suppose you go from x-y-z coordinates [3,4,2] to [0,0,2] to [0,1,2] to [1,1,2], to [1,1,20] then you walked 25 units of distance...

oltre 12 anni fa

Risolto

Create a square matrix of multiples
Given an input, N, output a matrix N x N with each row containing multiples of the first element of each row. This also applies...

oltre 12 anni fa

Risolto

Find max
Find the maximum value of a given vector or matrix.

oltre 12 anni fa

Risolto

Add two numbers
Calculate the sum of two numbers. Example input = [2 3] output = 5

oltre 12 anni fa

Risolto

Back to basics 20 - singleton dimensions
Covering some basic topics I haven't seen elsewhere on Cody. Remove the singleton dimensions from the input variable (e.g. if...

oltre 12 anni fa

Risolto

Fahrenheit to Celsius using multiple statements
Given a Fahrenheit value F, convert to a Celsius value C. While the equation is C = 5/9 * (F - 32), as an exercise use two state...

oltre 12 anni fa

Risolto

Project Euler: Problem 7, Nth prime
By listing the first six prime numbers: 2, 3, 5, 7, 11, and 13, we can see that the 6th prime is 13. What is the Nth prime nu...

oltre 12 anni fa

Risolto

Set the array elements whose value is 13 to 0
Input A either an array or a vector (which can be empty) Output B will be the same size as A . All elements of A equal to 13...

oltre 12 anni fa

Risolto

Stuff the Board
You have a stack of tiles to put onto an array-like playing board. Each tile has a number (always an integer), and the board var...

oltre 12 anni fa

Risolto

Back to basics 17 - white space
Covering some basic topics I haven't seen elsewhere on Cody. Remove the trailing white spaces from the input variable

oltre 12 anni fa

Risolto

Magic!
Check whether the input matrix is a normal magic square: <http://en.wikipedia.org/wiki/Magic_square> Output the logical va...

oltre 12 anni fa

Risolto

Return elements unique to either input
Given two numeric inputs a and b, return a row vector that contains the numbers found in only a or only b, but not both. For ex...

oltre 12 anni fa

Risolto

Create a row array using double colon operator
Create a row array from 9 to 1, using the double colon operator.

oltre 12 anni fa

Risolto

Replicate elements in vectors
Replicate each element of a row vector (with NaN) a constant number of times. Examples : n=2, A=[1 2 3] -> [1 1 2 2 3 3] n=0...

oltre 12 anni fa

Risolto

Generate a vector like 1,2,2,3,3,3,4,4,4,4
Generate a vector like 1,2,2,3,3,3,4,4,4,4 So if n = 3, then return [1 2 2 3 3 3] And if n = 5, then return [1 2 2...

oltre 12 anni fa

Risolto

2 b | ~ 2 b
Given a string input, output true if there are 2 b's in it, false if otherwise Examples: 'Macbeth' -> false 'Publius Cor...

oltre 12 anni fa

Risolto

Find the largest value in the 3D matrix
Given a 3D matrix, A, find the largest value. E.g. >> A = 1:9; >> A=reshape(A,[3 1 3]); >> islargest(A) ans = 9

oltre 12 anni fa

Risolto

Rotate a Matrix
Input a Matrix x, Output y is the matrix rotating x 90 degrees clockwise

oltre 12 anni fa

Risolto

Whether the input is vector?
Given the input x, return 1 if x is vector or else 0.

oltre 12 anni fa

Risolto

Filter AC, pass DC
Input x is the sampled signal vector, may have both AC and DC components. Output vector y should not contain any AC component. ...

oltre 12 anni fa

Risolto

Back to basics 7 - Equal NaNs
Covering some basic topics I haven't seen elsewhere on Cody. Given 2 input variables, output true if they are equal, false ot...

oltre 12 anni fa

Risolto

Back to basics 14 - Keywords
Covering some basic topics I haven't seen elsewhere on Cody. Return a cell array of all MATLAB keywords

oltre 12 anni fa

Risolto

Number of 1s in a binary string
Find the number of 1s in the given binary string. Example. If the input string is '1100101', the output is 4. If the input stri...

oltre 12 anni fa