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Simple sum 1

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Dealing with correlation results!
In this problem we would like to transform correlation coefficient MATRIX to a VECTOR which includes only unique elements of coe...

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Create a Cell array of month-end date strings within a provided 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...

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Kurosu checker
The game of Kurosu is simple. A square grid contains cells that can be filled with either a 'X' or an 'O', similarly to a tic-ta...

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Testing Problem Creation
This is where MATLAB based question will be

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How many bytes an audio requires from RAM?

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Where's Waldo?
Find the string 'Waldo' in the character matrix given and return the indices of where you found him as a 4x2 matrix where the el...

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Filter British English into American English
Given a sentence written with British spelling, return the sentence with the offending word(s) replaced with the American spelli...

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Back to basics: throwing errors / exceptions
*Throwing and handling errors (or exceptions) is an important part of practical programming.* Here your task is to provide ...

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Let's create histogram data by yourself.
We'd like to create histogram data, which first column shows the data, and second column shows the frequency. input = [1, 2, ...

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Find the quantization index of an analog value using a 6-bit quantizer.
Given a sinusoidal waveform x(t)=4.5*sin(2*pi*100*t) is sampled at 8000 sample per second. Assume that signal range is between -...

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Squares in Squares - Concentric Squares
Given a number, n, create an n x n sized matrix with concentric squares of 1s from the outside in. There should be a gap between...

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Find the centre of an arc and its radius
Given two points on an arc (x0,y0) and (x1,y1) and the angle between them, alpha. Return the centre of the circle and the rad...

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Parcel Routing
Given a matrix that represent the distance along highways between major cities numbered 1 to _N_, provide the path and shortest ...

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Loading/Expanding a ZIP file from File Exchange
This challenge is to load a ZIP file from Mathworks File Exchange and UNZIP the contents. *Input:* url_link of ZIP'd file ...

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Binary code for an analog signal
Digitization of a signal consists of 3 stages: sampling, quantization and encoding. Sampling convert the analogue signal into...

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Seperate array to small section according to its index position
Given a integer n, we can generate a sequence [0,1,2,3,4,..., 2^n-1], then we separate it to two sequence according to their ind...

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delta x

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Compute the intersect point of line and plan
Compute the intersect point of line and plan. eg. line AB, the coordinate of A is (1,2,3) the coordinate of B is (-4,-5,-6...

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Connect Four - 02
Previous Problem <https://www.mathworks.com/matlabcentral/cody/problems/45354-connect-four-01> In addition to previous proble...

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Connect Four - 01
Connect four is a two player board game. <https://en.wikipedia.org/wiki/Connect_Four> Given a complete connect-four board,...

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Last Digit of fibonacci number

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AVIRIS Hyperspectral Bit Mask
The AVIRIS data sometimes is provided uncropped. This creates edge regions with values of "-50". Shown is AVIRIS Moffett Field i...

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Determine the Base of the Equation Provided

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Scrabble Scores - 13
This problem integrates components of <https://www.mathworks.com/matlabcentral/cody/problems/3084-scrabble-scores-11 Scrabble Sc...

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Scrabble Scores - 12
This problem builds directly off of <https://www.mathworks.com/matlabcentral/cody/problems/3082-scrabble-scores-10 Scrabble Scor...

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Scrabble Scores - 11
This problem builds on the previous problem, wherein you were provided a letter of an existing word on the board and from which ...

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Scrabble Scores - 10
This problem is very similar to the previous problem. Here, you are provided a letter of an existing word on the board from whic...

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Scrabble Scores - 9
After developing a sophisticated Scrabble scoring routine, it's time to write an optimization routine for single-word scoring. T...

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Scrabble Scores - 8
This problem is part of a set of problems that successively develop a more sophisticated Scrabble scoring routine. The point dis...

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