Risolto

Determine Whether an array is empty
Input a matrix x, output y is TRUE if x is empty, otherwise FALSE.

quasi 13 anni fa

Risolto

Unit Matrix
Given n, you should return an n-by-n unit matrix. Example: If input is n=2 then A = [ 1 0 0 1 ] If input ...

quasi 13 anni fa

Risolto

Sum of diagonal of a square matrix
If x = [1 2 4; 3 4 5; 5 6 7] then y should be the sum of the diagonals of the matrix y = 1 + 4 + 7 = 12

quasi 13 anni fa

Risolto

Sorted highest to lowest?
Return 1 if the input is sorted from highest to lowest, 0 if not. Example: 1:7 -> 0 [7 5 2] -> 1

quasi 13 anni fa

Risolto

Program an exclusive OR operation with logical operators
Program an exclusive or operation *without* using the MATLAB function xor. Use logical operators like |, &, ~, ... instead. ...

quasi 13 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...

quasi 13 anni fa

Risolto

Signed Magnitude
For a given input vector, return the value that is furthest from zero. For example, if x = [1 2 -12] return -12.

quasi 13 anni fa

Risolto

Hello Everyone !!!
Who is the new cat in the block?

quasi 13 anni fa

Risolto

saving m-file
when I save M-file the program is closed suddenly and also it does so when I choose (open) from file menu

quasi 13 anni fa

Risolto

Check if equal
Return true if all the elements of an nD array are equal, false otherwise.

quasi 13 anni fa

Risolto

Finding neighbors of [-1:1] in a matrix....
Hello All! Well I found this one fun to figure out, all you have to do is make a matrix of 1's or 0's (true or false) that sh...

quasi 13 anni fa

Risolto

Blockland
Add a new block to these towers without letting them fall. To add a new block just choose the x-coordinate (between -10 and ...

quasi 13 anni fa

Risolto

Create a two dimensional zero matrix
You have to create a zero matrix of size (mxn) whose inputs are m and n and the elements of your matrix should be zeros. Exam...

quasi 13 anni fa

Problema

Count decimal digits of a number
* Given an integer number you have to return the number of its digits. * For example 248 has 3 digits and 1589 has 4 digits ...

quasi 13 anni fa | 1 | 236 risolutori

Risolto

Count decimal digits of a number
* Given an integer number you have to return the number of its digits. * For example 248 has 3 digits and 1589 has 4 digits ...

quasi 13 anni fa

Risolto

Summing Digits within Text
Given a string with text and digits, add all the numbers together. Examples: Input str = '4 and 20 blackbirds baked in a...

quasi 13 anni fa

Risolto

Fibonacci-Sum of Squares
Given the Fibonacci sequence defined by the following recursive relation, * F_n = F_(n-1) + F_(n-2) * where F_0 = 0 and F_1 ...

quasi 13 anni fa

Risolto

Min of a Matrix
Return the minimum value in the given matrix.

quasi 13 anni fa

Risolto

Better Index Number
Let's say you want to save many, many files and append these files with a certain sortable index number. As you probably know, y...

quasi 13 anni fa

Risolto

Compute a dot product of two vectors x and y
x and y are input vectors, d is a number and contains their dot product

quasi 13 anni fa

Risolto

Circle area using pi
Given a circle's radius, compute the circle's area. Use the built-in mathematical constant pi.

quasi 13 anni fa

Risolto

Back to basics 12 - Input Arguments
Covering some basic topics I haven't seen elsewhere on Cody. Return a value equal to the number of input arguments to the fun...

quasi 13 anni fa

Risolto

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

quasi 13 anni fa

Risolto

Make a run-length companion vector
Given a vector x, return a vector r that indicates the run length of any value in x. Each element in r shows how many times the ...

quasi 13 anni fa

Risolto

Project Euler: Problem 6, Natural numbers, squares and sums.
The sum of the squares of the first ten natural numbers is, 1^2 + 2^2 + ... + 10^2 = 385 The square of the sum of the first ...

quasi 13 anni fa

Risolto

Get the length of a given vector
Given a vector x, the output y should equal the length of x.

quasi 13 anni fa

Risolto

Return a list sorted by number of occurrences
Given a vector x, return a vector y of the unique values in x sorted by the number of occurrences in x. Ties are resolved by a ...

quasi 13 anni fa

Risolto

Make one big string out of two smaller strings
If you have two small strings, like 'a' and 'b', return them put together like 'ab'. 'a' and 'b' => 'ab' For extra ...

quasi 13 anni fa

Risolto

Project Euler: Problem 1, Multiples of 3 and 5
If we list all the natural numbers below 10 that are multiples of 3 or 5, we get 3, 5, 6 and 9. The sum of these multiples is 23...

quasi 13 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...

quasi 13 anni fa