Resuelto

Hoax Numbers
A Hoax Number (OEIS A019506) is defined as a composite number, whose sum of digits is equal to the sum of digits of its distinct...

11 meses hace

Resuelto

Perfect Square
Determine if the input is a perfect square (square of an integer) or not. Example - If input is 25(==5^2), return 1. If input...

11 meses hace

Resuelto

Sum Rows
Sum the same indexed (unique) rows. Examine the test suite. Related Challenge - <http://www.mathworks.com/matlabcentral/cody/...

11 meses hace

Resuelto

Union of two set decreasing order
Union of two set decreasing order Say, x=[1 2 5] and y=[5 7 8] then answer must be [8 7 5 2 1]

11 meses hace

Resuelto

Count number of words in string
Count number of words in string Examples 'hi', answer is 1 'hi hi', answer is 2 'I enjoy cody', answer is 3

11 meses hace

Resuelto

Remove runs of at least n consecutive NaNs
This problem is inspired by Dyuman Joshi's problem 58329. Given a row vector x and a natural number n, remove all runs of at lea...

11 meses hace

Resuelto

Generate vector according to sign of vector
Generate vector according to sign of vector Example: If A=[-2 0 5] then output must be[-1 0 1] meaning that for negative n...

11 meses hace

Resuelto

Conditional transpose
You're given two vectors of the same length, x and y, which might be row or a column vectors. Your task is to ensure that y has ...

11 meses hace

Resuelto

Number generator
In this problem, a number will be given. starting with the first digit, keep on adding all subsequent digits till the state (...

11 meses hace

Resuelto

String Logic 18
Examples: 'DIG' --> 'DG' 'IMPORTANT' --> 'IPRAT' 'DEAL' --> 'DA' 'LIMB' --> 'LM' 'MOSTLY' --> 'MSL'

11 meses hace

Resuelto

Vector Multiplication
Vector Multiplication of three matrix as shown in test cases.

11 meses hace

Resuelto

Array Width (no usage of size)
Find the array width. Size may not be used.

11 meses hace

Resuelto

Remove white spaces at the end of the input string
Remove all trailing white spaces at the end of the input strings

11 meses hace

Resuelto

Remove Duplicate Words from a Sentence.
Given a sentence, remove any duplicate words, leaving only the first occurrence of each word. The output sentence should have wo...

11 meses hace

Resuelto

Remove Duplicate Words from a Sentence
Given a sentence as a string, remove all duplicate words while keeping their first occurrence and maintaining the original word ...

11 meses hace

Resuelto

Check if a Number is a Palindrome Without Converting to String
Write a function that checks if a given positive integer is a palindrome without converting the number to a string or using stri...

11 meses hace

Resuelto

Create co-occurrence matrix

11 meses hace

Resuelto

Make visible max values
Make visible maximum values of rows input = [1 2 3 4 5; 6 9 8 2 1; 2 1 4 5 8; 1 9 7 9 2]; ...

11 meses hace

Resuelto

Generate Golomb's sequence
Generate Golomb's sequence up to the given number. If n=4, then seq = [1, 2, 2, 3, 3, 4, 4, 4] If n=6, then s...

11 meses hace

Resuelto

Most Frequent Characters
Given a document file or a character array, identify the 'n' most frequently occurring characters and the number of times each a...

11 meses hace

Resuelto

Range of Values in a Matrix
Create a function that accepts a matrix of real numbers as input and returns the range of the values contained in the matrix. Th...

11 meses hace

Resuelto

Multiply Column
Given two input, one matrix and one scalar number For example A is a matrix given A = [ 1 2 2 5 2 5 2 3 4 6...

11 meses hace

Resuelto

Create an anti-identity matrix
Create an anti-identity matrix of given dimension. Examples n = 2 A = [0 1; 1 0] n = 3 A = [0 0 1; 0 1 0; 1 0 0...

11 meses hace

Resuelto

Find out sum of all elements of given Matrix
Find out sum of all elements of given Matrix A=[1 2 3;4 5 6 ;7 8 9]; Answer must be: 45 *If you like this problem, pl...

11 meses hace

Resuelto

Integer Sequence - 1
Check the test suite to determine the relationship between input integer scalar and output integer scalar.

11 meses hace

Resuelto

Zero Out Negative Elements
Write a MATLAB function called zeroNegatives that takes a numeric vector v as input and returns a modified version where all neg...

11 meses hace

Resuelto

Resistance of a robot
What is the resistance of an industrial robot that draws P watts of power when connected to a power supply delivering V volts? R...

11 meses hace

Resuelto

Reverse the Words (not letters) of a String
*Description* Change the words of a string such that the words appear in reverse order. You may assume that the string is a n...

11 meses hace

Resuelto

Make a 1 hot vector
Make a vector of length _N_ that consists of all zeros except at index _k_, where it has the value 1. Example: Input ...

11 meses hace

Resuelto

Put Two 1D matrices into one 1D matrix
Example: If input a = [1 2 3 4 5]; input b = [10 9 8 7 6]; then output will be, y_correct = [1 10 2 9 3 8 4 7 5...

11 meses hace