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Back to basics 13 - Input variables
Covering some basic topics I haven't seen elsewhere on Cody. Return as a string the name of the input variable to the functio...

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Return 'on' or 'off'
When the input is true, return 'on', otherwise, return 'off'.

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02 - Vector Variables 5
_eVec_ = _Hello_ ( _eVec_ is a string, which is a vector of characters )

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03 - Matrix Variables 2
Make the following variable: <<http://samle.dk/STTBDP/Assignment1_3b.png>> A 9x9 matrix of zeros, but with the following v...

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02 - Vector Variables 2
Make the following variable: <<http://samle.dk/STTBDP/Assignment1_2b.png>>

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03 - Matrix Variables 3
Make the following variable: <<http://samle.dk/STTBDP/Assignment1_3c.png>> A 10x10 matrix where the numbers from 1 to 100 ...

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03 - Matrix Variables 1
Make the following variable: <<http://samle.dk/STTBDP/Assignment1_3a.png>> A 9x9 matrix full of 2's (Hint: use *ones* o...

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03 - Matrix Variables 4
Make the following variable: <<http://samle.dk/STTBDP/Assignment1_3d.png>> A 3x4 NaN (Not a Number) matrix (Hint: use ...

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Back to basics 14 - Keywords
Covering some basic topics I haven't seen elsewhere on Cody. Return a cell array of all MATLAB keywords

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01 - Scalar variables
Create the following variables: <<http://samle.dk/STTBDP/Assignment1_1.png>>

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Remove DC
Input x is the sampled signal vector, may have both AC and DC components. Output y should not contain any DC component. Examp...

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Back to basics 10 - Max Float
Covering some basic topics I haven't seen elsewhere on Cody. Return the largest positive floating-point number MATLAB can han...

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Given an unsigned integer x, find the largest y by rearranging the bits in x
Given an unsigned integer x, find the largest y by rearranging the bits in x. Example: Input x = 10 Output y is 12 ...

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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...

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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...

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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...

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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...

8 years 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 ...

8 years ago

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

8 years 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 ...

8 years ago

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Legend of Zelda - Rupee Count (Item Purchase)
Building off of <https://www.mathworks.com/matlabcentral/cody/problems/3025-zelda-rupee-count Problem 3025>, suppose that an arr...

8 years ago

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Legend of Zelda - Rupee Count (Compact)
Building off of <https://www.mathworks.com/matlabcentral/cody/problems/3025-zelda-rupee-count Problem 3025>, suppose that Link's...

8 years ago

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Legend of Zelda - Rupee Count
Rupees are the main currency in The Legend of Zelda games. The value of each rupee is determined by its color. Unfortunately, th...

8 years 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...

8 years 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...

8 years ago

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Reverse within string
If input is a string 'yellow' the output should be 'leywol'. Locate the middle of the string and reverse the first (yel) and sec...

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Prime Letters = Removing
Given a string, remove all the letters which in ASCII Code are prime numbers. For Example: s1 = 'Determine which array e...

8 years ago

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Convert a vector into numbers
Suppose a vector x = [ 1 2 4 7] is given. You have to convert this vector into string number y = '1247'. Examples x = [ 1...

8 years ago

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Flip the bit
Given an input character string (e.g. '1001'), return a character string with the bits flipped ('0110').

8 years ago

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Kryptos - CIA Cypher Sculpture: Vignere Decryption
The <http://en.wikipedia.org/wiki/Kryptos Kryptos Sculpture> contains four encypted messages. This Challenge is to Decrypt tw...

8 years ago

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