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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".

circa 13 anni fa

Risolto

Remove all the consonants
Remove all the consonants in the given phrase. Example: Input s1 = 'Jack and Jill went up the hill'; Output s2 is 'a ...

circa 13 anni fa

Risolto

Find the longest sequence of 1's in a binary sequence.
Given a string such as s = '011110010000000100010111' find the length of the longest string of consecutive 1's. In this examp...

circa 13 anni fa

Risolto

Remove the vowels
Remove all the vowels in the given phrase. Example: Input s1 = 'Jack and Jill went up the hill' Output s2 is 'Jck nd Jll wn...

circa 13 anni fa

Risolto

Back and Forth Rows
Given a number n, create an n-by-n matrix in which the integers from 1 to n^2 wind back and forth along the rows as shown in the...

circa 13 anni fa

Risolto

Which values occur exactly three times?
Return a list of all values (sorted smallest to largest) that appear exactly three times in the input vector x. So if x = [1 2...

circa 13 anni fa

Problema

Square wave average calculation
Given its peak and duty cycle, calculate avg value of square wave

circa 13 anni fa | 1 | 132 risolutori

Risolto

Square wave average calculation
Given its peak and duty cycle, calculate avg value of square wave

circa 13 anni fa

Risolto

Bullseye Matrix
Given n (always odd), return output a that has concentric rings of the numbers 1 through (n+1)/2 around the center point. Exampl...

circa 13 anni fa

Risolto

Who Has the Most Change?
You have a matrix for which each row is a person and the columns represent the number of quarters, nickels, dimes, and pennies t...

circa 13 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...

circa 13 anni fa

Risolto

Sort a list of complex numbers based on far they are from the origin.
Given a list of complex numbers z, return a list zSorted such that the numbers that are farthest from the origin (0+0i) appear f...

circa 13 anni fa

Risolto

Check if sorted
Check if sorted. Example: Input x = [1 2 0] Output y is 0

circa 13 anni fa

Risolto

Fibonacci sequence
Calculate the nth Fibonacci number. Given n, return f where f = fib(n) and f(1) = 1, f(2) = 1, f(3) = 2, ... Examples: Inpu...

circa 13 anni fa

Risolto

Back to basics 3 - Temp Directory
Covering some basic topics I haven't seen elsewhere on Cody. Return a string that is the path to the system's current temp di...

circa 13 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.

circa 13 anni fa

Risolto

Back to basics 26 - Keywords
Covering some basic topics I haven't seen elsewhere on Cody. Return a cell array of strings of all MATLAB keywords.

circa 13 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...

circa 13 anni fa

Risolto

Back to basics 13 - Input variables
Covering some basic topics I haven't seen elsewhere on Cody. Return as a string the name of the input variable to the functio...

circa 13 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...

circa 13 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...

circa 13 anni fa

Risolto

Arrange vector in ascending order
Arrange a given vector in ascending order. input = [4 5 1 2 9]; output = [1 2 4 5 9];

circa 13 anni fa

Risolto

Create matrix of replicated elements
Given an input element x, and the dimensions, (m, n) return a matrix of size m x n filled with element x. Example: Input: ...

circa 13 anni fa

Risolto

peta to nano (x-ray)
for certain x-ray radiation, given frequency in petahertz, give wavelength in nanometer, must be accurate +/- 25%

circa 13 anni fa

Risolto

Create a vector whose elements depend on the previous element
The idea is to create a vector A whose elements depend on the previous element : *A(i+1) = 2*A(i)+1* *2 Inputs*: - A : The...

circa 13 anni fa

Risolto

Getting the absolute index from a matrix
This is a basic MATLAB operation. It is for instructional purposes. --- You may already know how to get the <http://www.ma...

circa 13 anni fa

Problema

Average of square wave
given positive and negative peak , calculate dc level, 50% duty cycle

circa 13 anni fa | 1 | 178 risolutori

Risolto

Average of square wave
given positive and negative peak , calculate dc level, 50% duty cycle

circa 13 anni fa

Problema

calculate RMS voltage
given peak to peak voltage, calculate rms voltage

circa 13 anni fa | 2 | 156 risolutori

Risolto

calculate RMS voltage
given peak to peak voltage, calculate rms voltage

circa 13 anni fa