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Find the moving-average of the elements of a vector
Example Input vector: [1 2 3 4] output vector: 1st element=1/1, 2nd element=(1+2)/2, 3rd element=(1+2+3)/3, 4th element=(1+2...

1 year ago

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Mean number of letters per word (Easy)
Given a character array, s, representing a sentence, return a, the arithmetic mean of the number of letters per word in the give...

1 year ago

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Generate one sample of uniform random numbers between -pi and +pi
Generate one sample of uniform random numbers between -pi and +pi.

1 year ago

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Find index of non empty cell array
This question aims to understand the characteristics of MATLAB programs. Educational problem. Please find non empty index of ...

1 year ago

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Tribonacci Sequence
Generate the tribonacci sequence upto n

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Check if a number belongs in the fibonacci squence
Test if integer i is a number in the fibonacci sequence. Return true if it is.

1 year ago

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Draw a X
Given an input , create a square matrix of zeros with an X of ones. Ex. n = 3 drawX(3) [ 1 0 1 0 1 0 1 0 1 ] ...

1 year ago

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Convert decimal to hex as shown in test cases
Convert decimal to hex as shown in test cases.

1 year ago

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Love triangles
Given a vector of lengths [a b c], determines whether a triangle with non-zero area (in two-dimensional Euclidean space, smarty!...

1 year ago

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Specific Element Count
Given a vector _v_ and a element _e_, return the number of occurrences of _e_ in _v_. Note: NaNs are equal and there may be n...

1 year ago

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Find argmax of a function
You are given vectors x and y (=f(x)). Return the element of x for which f(x) is maximized.

1 year ago

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Find if a given sentence is a palindrome
Given a string/character array, return true if the string is a palindrome else returns false. For example: sample_text =...

1 year ago

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Calculator spelling - Letters to Numbers
Using the numbers on a calculator, and rotating the display 180 degrees, many words can be spelled. In particular, the following...

1 year ago

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Accessing elements on the diagonal
Access the diagonal elements of a matrix without 'diag' function

1 year ago

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Visualization of experimental data across a surface
Assume that you have taken data across the surface of a sample, for example sheet resistance. The data is stored in a Nx3 matri...

1 year ago

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Number Puzzle - 102

1 year ago

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Calculate Triangle Area: A, B and Beta is given

1 year ago

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La derivada numérica
El concepto de pendiente o inclinación de una función recta es muy intuitivo para cualquier persona. Desde el punto de vista mat...

1 year ago

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Splitting Square - Problem the first

1 year ago

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Sum of 2 numbers in array
Given an array and a target sum, return true if any 2 numbers in the array sum up to the given target sum. Both numbers cannot h...

1 year ago

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Create a "+" flag
Given two odd numbers, [m, n], return a matrix of size m x n which has all elements of the centre column and centre row set as 1...

1 year ago

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Intercambiar columnas

1 year ago

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The maximum sum of squares
Create a function file with an input maxval to determine the maximum number of terms for the series 1^2 + 2^2 + 3^2 + ... such t...

1 year ago

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Find a real root of a quintic function

1 year ago

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Identify primorial primes
Cody Problems <https://www.mathworks.com/matlabcentral/cody/problems/46054-count-trailing-zeros-in-a-primorial 46054> and <https...

1 year ago

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Determine digits of the Copeland-Erdos constant
<https://www.mathworks.com/matlabcentral/cody/problems/1477-champernowne-constant/solutions/new Cody Problem 1477> asks us to de...

1 year ago

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I'm going to enjoy watching you calculate, Mr Anderson
Smith numbers are numbers such that if you add up all of the digits in the number, that sum equals the sum of all of the digits ...

1 year ago

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Create a matrix from a cell
In this problem , you must convert a cell into a matrix and pad each cell with NaN. *Example 1:* If you have the input...

1 year ago

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Subset Sum
Given a vector v of integers and an integer n, return the the indices of v (as a row vector in ascending order) that sum to n. I...

1 year ago

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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...

1 year ago