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Clean the List of Names
Given a list of names in a cell array, remove any duplications that result from different capitalizations of the same string. So...

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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 ...

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Indirect 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...

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Rotate and display numbered tile
Imagine a square tile with four numbers on it, one on each edge. We will call these edges north, east, south, and west. If th...

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Maximum running product for a string of numbers
Given a string s representing a list of numbers, find the five consecutive numbers that multiply to form the largest number. Spe...

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Special matrix
Make a square matrix with this shape. For n=4 M = 1 1 0 0 1 0 1 0 0 1 0 ...

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Is the Point in a Circle?
Check whether a point or multiple points is/are in a circle centered at point (x0, y0) with radius r. Points = [x, y]; c...

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Determine the length of a string of characters
Determine the length of a string of characters

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Create vector as shown in test cases
Create vector as shown in test cases

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Compute LOG(1+X) in natural log
Compute LOG(1+X) in natural log

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Unit conversion
Convert x degree Celsius to y degree Fahrenheit.

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Corresponding ASCII code.
Given the number, the output will show the corresponding ASCII code.

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ASCII code of a leter.
Given the letter, the output will show the corresponding ASCII code.

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Vector with a repeated entry
Create a row vector of length n, filled with 4's. For example, if n = 3, output = [4 4 4]

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Annual Salary
What is the annual salary of Mr. Cody if he works 40 hours a week and gets $x per hour and a yearly bonus of $2000? (Let, 50 wee...

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Find remainder when x is divided by 3
Find remainder when x is divided by 3

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Find the last digit
FInd the last digit of a given number. Given number is the input and output should be the last digit of that number.

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find the mean of all elements in a matrix
given a matrix, just find the mean of all elements in the matrix

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Sum All Positive Elements
Output a scalar that is equal to the sum of all positive elements in a given vector/matrix. For Example: The sum of all positi...

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Create a Standard Size Vector
Given an input x, create a row vector y from 1 to x with 5 elements.

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Reverse a string
Return a string with the characters in reverse order from a given input string Ex: my_str = "Ciao" function should output "...

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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 ...

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Delete some elements in the natural set and find the sum of the first n terms
Delete the number (except 0，1) with a complete square number from the natural set of numbers, form a new set of numbers, find th...

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Moyenne pondérée
Ecrire une fonction qui prend en entrée un vecteur P et un vecteur V et calcule la moyenne pondérée MP des élements vi d'un vec...

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Given a matrix, swap the 2nd & 3rd columns
If a = [1 2 3 4; 1 2 3 4; 1 2 3 4; 1 2 3 4]; then the result is ans = 1 3 2 4 1 3 2...

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Find out if the given number is a square of natural number.
For example , Input =4,output =1 Input=1,output=1 Input=0,output=0 Input=8,output=0

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Create matrix with Gray code
Output "g" should be a matrix of class double, with <http://en.wikipedia.org/wiki/Gray_code Gray reflected binary code>. Inpu...

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Find out the Gray Code for a Given Binary Number
Find out <http://en.wikipedia.org/wiki/Gray_code Gray Code> for a given binary number Example Binary input 1000 Gray ...

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Mean and standard deviation of times in string
Input(t) - cell of strings with times in format 'min:sec.ms' Output([m, s]) - two strings with mean and standard deviation wi...

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How many digits are there?
Input(s) - any string Output(n) - number of digits within string s

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