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Basics: Divide integers to get integer outputs in all cases
Divide integers a and b in such a way that output y is always an integer (in ceil manner)

12 years ago

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Generate the Matrix!
Given n, generate the following matrix: a = [ n n-1 n-2 ... 2 1; n-1 n-1 n-2 ... 2 1; n-2 n-2 n-2 ... 2 1;...

12 years ago

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Make a Star Pyramid
Create a star pyramid. First line will have 1 star, second will have two stars and so on... a basic program which is easily done...

12 years ago

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Is the paranthesis sequence balanced ?
Quantum mechanics and computer science are interested in <http://en.wikipedia.org/wiki/Bra%E2%80%93ket_notation bra-kets>. Today...

12 years ago

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Determine the square root
Determine the square root of the value the user has entered, n.

12 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').

12 years ago

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Convert String to Morse Code
Convert a given string to international <http://en.wikipedia.org/wiki/Morse_code Morse Code> * Strings will only have [A-z], ...

12 years ago

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Uniform binary crossover
Given two binary vectors, return the two children by combining the genes of them using a binary crossover mask. More informat...

12 years ago

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Hackathon - String version
I have a function that creates a random string of characters of ASCII values 32-127. The length of the string is also randomly ...

12 years ago

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hackathon impossible
You might have found a solution to our <http://www.mathworks.com/matlabcentral/cody/problems/205-hackathon-the-beginnings previo...

12 years ago

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speed vs size
The given string describes some MATLAB expressions such as 'pause(1)'. Compute its performance score = code size + run time in m...

12 years ago

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Close MATLAB with keyboard
Close MATLAB with keyboard without using mouse

12 years ago

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Find supported functions
Given a function name, return true if that function is supported by the toolboxes that are installed with MATLAB on this machine...

12 years ago

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Best Fit RMS
Given a set of data as x and y, find the <http://en.wikipedia.org/wiki/Root_mean_square RMS> value between the data and its best...

12 years ago

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GJam 2011 Africa Qual A: Maximum Loop Size
This Challenge is derived from <http://code.google.com/codejam/contest/837485/dashboard GJam 2011 Africa: Closing the Loop>. Sma...

12 years ago

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Sales Prediction
Miss X is a shopaholic person and every weekend she goes to a mall. There are total of 10 shops. Miss X starts from shop #1 and ...

12 years ago

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poll: would you like the regexp (?@cmd) functionality to be banned in Cody?
This problem is a poll (and a little bit of "white hat hacktivism" as well) regarding Cody users sentiment about the use of rege...

12 years ago

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GJam 2011 Africa Qualifier B: Optimum Profit
This Challenge is derived from <http://code.google.com/codejam/contest/837485/dashboard#s=p1 GJam 2011 Africa: Investing at the ...

12 years ago

Solved

Number of odd and even elements within matrix
Input(m) - any matrix with integers Output(n) - n(1)=number of odd elements, n(2)=number of even elements Example: * m=...

12 years ago

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Wind outward from the center ...
Create an n-by-n matrix with elements ranging from 1 to n^2 in a rectangular spiral pattern. Example if n = 5 : 21 ...

12 years ago

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Spiral Matrix
for a given integer n>=3, generate a matrix of nxn such that the value n^2 is at bottom left and its decreasing towards center ...

12 years ago

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Subtract two positive numbers
Given a and b as a string, return b-a without using string to number conversion functions. a and b must to be a same size and b ...

12 years ago

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GJam 2011 Africa Qualifier C: House, maximum area rectangle
This Challenge is derived from <http://code.google.com/codejam/contest/837485/dashboard#s=p2 GJam 2011 Africa: Building a House>...

12 years ago

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fly fly away
A fly moves following a predefined sequence of discrete jumps (defined by the vectors _dx_ and _dy_) repeating the same sequence...

12 years ago

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Numbers with prime factors 2, 3 and 5.
Make a function which takes one positive integer n and returns a matrix with the numbers of the form (2^i)*(3^j)*(5^k) which are...

12 years ago

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Permute diagonal and antidiagonal
Permute diagonal and antidiagonal For example [1 2 3;4 5 6;7 8 9] -> [3 2 1;4 5 6;9 8 7] WITHOUT diag function (and variable n...

12 years ago

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Vector LCM
* Find Least Common Multiple of a given vector. * Need general solution as the test suite will be expanded. * Function Templa...

12 years ago

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Create a matrix from a cell
In this problem , you must convert a cell into a matrix and pad each cell with NaN. *Example 1:* If you have the input...

12 years ago

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Leaking?
Graham's law states that the rate of effusion of a gas is inversely proportional to the square root of its molecular weight. A b...

12 years ago

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Finite Continued Fraction
Given an input real number x and a natural number n, output the row vector with the n first terms of the continued fraction. F...

12 years ago