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Create a v-notch vector without "sort" function
Given a vector vec, create a v-shaped vector as shown below: vec = [ 10 2 3 89 5 7 90 0 12] Output vector = [90 89 12 10 7 5 3 ...

2 years ago

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Vector multiplication
Given two row vectors, v1 and v2, each representing an integer, such that the vector elements are the digits from left to right,...

2 years ago

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Stacking vectors into a matrix
Given a 4x1 vector a, and a 2x2 matrix b, create a matrix M in which the first 2 rows are each identical to a and the last two r...

2 years ago

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Counting Squares
An algorithm starts with a single square and on each of its next iterations adds new squares all around the outside as shown bel...

2 years ago

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Digits Multiplication
Your function should calculate the product of the digits of a positive given integer excluding any zeroes. Example: the result ...

2 years ago

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Number Puzzle - 048

2 years ago

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Return part of an array
Given a 5x5 array, return a 3x3 array that contains the cells that are not on the edge of the array: Given this array Return...

2 years ago

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Upper case and lower case!

2 years ago

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Ohmic Heating

2 years ago

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String Logic 3
Example: 'CAT' --> 'RPI' 'DOG' --> 'SDV' 'MATLAB' --> 'BPIAPQ' 'ROSY' --> 'GDHN' 'TRUST' --> 'IGJHI' 'MOSTLY' --> 'BDHI...

2 years ago

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Solve Quadratic : No * - or key functions permitted
Solve the quadratic equation *ax^2+bx+c=0*. However, some of the normal functions and symbols are not allowed. x=[ -b +/- sq...

2 years ago

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Add the number of horizontal and vertical movements to each matrix element
Given n, create a square matrix and with element (1,1) = 1, add 1 to each element for each horitizonal and vertical movement. E...

2 years ago

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How many hours are there in a day in Italy?
Remember "European Summer Time"

2 years ago

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¡Busca el extremo!
Crea una función que calcule el extremo de una parábola (máximo o mínimo absoluto) cuyos datos son proporcionados por el usuario...

2 years ago

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Find index of a string in a cell array
Write a function that finds the index at which the cell array of strings C contains the exact string S. So if C = {'twe...

2 years ago

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Sort a vector

2 years ago

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Number Puzzle - 034

2 years ago

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Number Puzzle - 032

2 years ago

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Find the index of elements in a string vector
In the vector of v, find the index of elements specified by a. v = ["Lion","Koara","Elephant","Snake","Dog","Cat","Camel"]; ...

2 years ago

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How many figures currently exist?
Return the number of figures that exist at any given time.

2 years ago

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Normalizing a vector
Normalizing a set of values is an important operation in mathematics, consisting in affinely transforming a set of values in an ...

2 years ago

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Number Puzzle - 033

2 years ago

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Backward Substitution
Solve a upper triangular linear set of equations as described in the following link: http://www.people.virginia.edu/~teh1m/cody/...

2 years ago

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Find the repeating elements and repetitions of a row vector.
So let's say that x is a vector, for example, x = [4, 4, 5, 5, 5, 6, 7, 7，8, 8, 8, 8] Now we want to get the following two ve...

2 years ago

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Orthogonal lines
Check whether two given lines are orthogonal or not. Two lines are orthogonal if they create a right angle at their intersect...

2 years ago

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Sum of terms in a series 2 (★★★)

2 years ago

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Who have the chance?
Obtain a free 10 score in cody, if you have a chance don't change anything if you want to try or do what you can do to gain for ...

2 years ago

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Matrix Manipulation
Given an m*n matrix, see if a matrix contains any 0s in any row. if it contains 0 anywhere in any particular row, delete that ro...

2 years ago

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Polygon Interior Angle Sum
Given the number of sides of a regular polygon, find the sum of interior angles. Return 0 for input for which regular polygon a...

2 years ago

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Expand a term
Given a term, as a string, expand it. e. g. f = '2(x + y)';

2 years ago