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Estimating Euler's (Oi-ler-z) Number
Euler's number is an irrational constant given by Starting with x=0, count the number of times you can add a uniformly distrib...

5 months ago

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Calculate Angle From Axis
Given coordinates x and y, an axis ("X" or "Y"), and a direction ("cw" or "ccw", meaning clockwise and counterclockwise, respect...

5 months ago

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Angle Between Analog Clock Hands
Given a datetime variable t, return the angle (in degrees) between the hour and minute hands of an analog clock at the time repr...

5 months ago

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Triangle Coordinates
Given a natural number n, return two -element vectors, x and y, containing the coordinates of a triangular arrangement of points...

5 months ago

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Extract the Acrostic Message
An acrostic cipher is a way of embedding one message within another by taking the first (or last) word of each line. Given a str...

5 months ago

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Create block matrix of integers (j+k-1) - Part I
Given m, n, p, and q, create a matrix of m-by-n blocks (submatrices), each sized p-by-q. The elements of the (j,k)th block all h...

5 months ago

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Create block matrix of integers (j+k-1) - Part II
Given m, n, p, and q, create an m-by-n matrix made up of submatrices, each sized p-by-q (if possible - the last row and column o...

5 months ago

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Did you say please? - Find one string within another without strfind or regexp/regexpi
For a given string sentence, determine if the string word 'please' is present or not. If so, return the string 'OK', else return...

5 months ago

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Calculate the Damerau-Levenshtein distance between two strings.
<http://www.mathworks.co.uk/matlabcentral/cody/problems/2303-compute-hamming-distances-between-each-pair-of-rows-from-two-input-...

5 months ago

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From a given cell array of strings, extract the non-unique strings.
We are given a cell array of strings C. From this cell array we require to extract the subset of non-unique strings, returning t...

5 months ago

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Shorten pathname
Given a pathname string, return a condensed version by replacing intermediate folders with '..'. *Example* If fullpat...

5 months ago

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Concatenate string with cell array of strings
Given a cell array of strings (a), a target string (b), and a target position (ind), return a cell array of strings (c) in which...

5 months ago

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longest common substring : Skipped character version
Two strings are given. Find the longest common substring between them. The substring characters need not be adjacent. They, howe...

5 months ago

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Genome decoding
Inspired by a question on the answer forum: You are given a matrix of 8-bit integers which encodes a genome. Each integer can...

5 months ago

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Find the longest match inside two strings
Given two strings, find the longest string which is contained within both strings. e.g. the longest string that is contained ...

5 months ago

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Broken numlock key, oppps !
The numlock key on my computer is pressed and is now broken, so I cant press it to switch off the numlock mode. And hence I am n...

5 months ago

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Cat, Meowcat and Concatenation
Input is a cell array containing several strings. Find the largest continuous sub-string common to all strings. All strings are ...

5 months ago

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longest common semi-substring
Finding longest common substring is a common problem in string processing. This problem is a variant of that. Two strings are g...

5 months ago

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birthday on same day of week
Say, Mr. X's birthday is on 20th July, 2014. It was Sunday. Determine the closest year when his birthday will again be on Sunday...

5 months ago

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Is this date a palindrome?emordnilap a etad siht sI
Take a MATLAB date number as input, and return true if the date is a palindrome, false if the date is not a palindrome. A date ...

5 months ago

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Create a Cell array of month-end date strings within a date range
This is a variation of <http://www.mathworks.com/matlabcentral/cody/problems/1039-get-an-array-of-month-ends-in-a-date-range Get...

5 months ago

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Tax Season ! How much is my salary?
Tax Season! I was employed for a period from x until y in a year and I get pay check of amount z on every alternate Friday of th...

5 months ago

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Find Month & day for given day number of a year
Find Month & day for given day number of a year (day number is any number ranging from 1 to 366)

5 months ago

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Find number of days
The input is two date in string format (dd-mm-yyyy) find out the number of days between these two dates. Example: input: ...

5 months ago

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Calculate days until Christmas
Provided with inputs year, month, day e.g. 2019,11,12, calculate the number of days until the next Christmas day, i.e. the next ...

5 months ago

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calculate the day of the year from a date string.
'09-Oct-2016' is the 283rd day of the year. So doy = dayoftheyear('09-Oct-2016') should return doy = 283

5 months ago

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Find the nearest prime number
Happy 5th birthday, Cody! Since 5 is a prime number, let's have some fun looking for other prime numbers. Given a positive in...

5 months ago

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Polarisation
You have n polarising filters stacked one on top of another, and you know each axis angle. How much light gets passed through th...

5 months ago

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Is this is a Tic Tac Toe X Win?
For the game of Tic Tac Toe we will be storing the state of the game in a matrix M. For this game: We would store the state ...

5 months ago

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Circle/Pentagon Overlap
Your function will be provided with the five vertices of a pentagon (p) as well as the center point (cp) and radius (r) of a cir...

5 months ago