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Knight's Tour Checker
Given a matrix a, determine whether or not a legal <http://en.wikipedia.org/wiki/Knight's_tour knight's tour> is present. The kn...

environ 10 ans il y a

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Find the sum of n squares
What is the sum of the squares of the first n integers?

environ 10 ans il y a

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Crunch that matrix!
You are given an M x N matrix. Write a script that will compress this matrix into an M x (N/3) matrix, where each of the terms ...

environ 10 ans il y a

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Does this dress make me look fat
For the input string "Does xyz make me look fat" output the string "No, xyz does not make you look fat"

environ 10 ans il y a

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Lambert's W
Matlab cody does not support lambertw. Try to create a lambert's w function yourself. Lambert's W is the function that solves...

environ 10 ans il y a

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Isothermal Expansion
Given the initial pressure and volume of an ideal gas, calculate the new volume, given the new pressure. Hint: <https://en.wi...

environ 10 ans il y a

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RGB to CMYK
Convert an RGB code to the corresponding CMYK code for printing. The RGB input is a [1×3] double array between 0 and 1. ...

environ 10 ans il y a

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Wien's displacement law
Given the black body temperature (in *Celsius*), output the weavelength (in *meters*) at which the radiation peaks, according to...

environ 10 ans il y a

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Sum two real numbers
It seems easy, but... You cannot use +, -, plus, diff, cumsum, *, prod, times, etc.

environ 10 ans il y a

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generate number in particular way
A = [1 5 2 7]; MAX = 10; generate a array Y = [1 2 2 2 2 2 3 3 4 4]; i.e. total eleme...

environ 10 ans il y a

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Detect pair of equal values in a Matrix
A 2D matrix of 2 rows and N columns with random integer numbers. A = [3 1 2 4 6 6 7; 7 3 2 1 5 2 4] ...

environ 10 ans il y a

A résolu


Number construction III
Given a positive integer, n, return a, b and c, such that 1. n = a^1.5+b^2.5+c^3.5 2. a, b and c are all positive integers...

environ 10 ans il y a

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Number construction II
Given a positive integer, n, return a, b, c and d, such that 1. n = a*2^b+c*3^d 2. a, b, c and d are all positive integers...

environ 10 ans il y a

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Juggler sequence revisited
This problem is related to <http://www.mathworks.com/matlabcentral/cody/problems/42835-return-the-sequence-element-ii Problem 42...

environ 10 ans il y a

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Return the sequence element II
Given positive integers x and n, return a positive integer, y, which is the nth term in the <https://en.wikipedia.org/wiki/Juggl...

environ 10 ans il y a

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Return the sequence element
Given a positive integer, x, return a positive integer, y, which is the nth term in the sequence [1 2 2 3 3 3...], in which one ...

environ 10 ans il y a

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balance vector
Given a non-empty vector x with integer elements. x shall be called balance vector if one can split the elements of x into two g...

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attenuation
A beam of X-rays propagates a length d(1) through a medium with an attenuation coefficient alpha(1). After that the beam propaga...

environ 10 ans il y a

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jumping astronauts
The surface gravity on the moon is approximately 2 m/s^2. Thats why an funny astronauts feels as light as a feather and jumps fr...

environ 10 ans il y a

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Number construction I
Given a positive integer, n, return a, b, c and d, such that 1. n = a*sqrt(b)+c*sqrt(d) 2. a, b, c and d are all positive ...

environ 10 ans il y a

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Euler–Mascheroni constant
Approximate the Euler-Mascheroni constant using the series representation gamma_n=\sum_{k=1}^{n} [1/k-ln(1+1/k)] Calculat...

environ 10 ans il y a

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Hilbert numbers
Given a positive integer, n, return h as follows: 1. If n is not a <https://en.wikipedia.org/wiki/Hilbert_number Hilbert numb...

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Babylonian method
Calculate the square root of a given positive number a using the Babylonian method (https://en.wikipedia.org/wiki/Methods_of_co...

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Sorting integers by their digits (Level 3)
This is the next step up from <http://www.mathworks.com/matlabcentral/cody/problems/42811-sorting-integers-by-their-digits-level...

environ 10 ans il y a

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Sorting integers by their digits (Level 2)
This is the next step up from <http://www.mathworks.com/matlabcentral/cody/problems/42809-sorting-integers-by-their-digits Probl...

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Fill the Matrix - 2
Input is a column vector and n. n columns will be added to the left of the input column. The first value of the row is the me...

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Fill the matrix - 1
Input is a column vector and n. n columns will be added to the left of the input column. The first value of the row is the s...

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Sorting integers by their digits (Level 1)
Given a vector, v, of positive integers, return a vector, w, by sorting v in ascending order, such that primary sorting is done ...

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String Find with Wildcards of a Cell array
Given a cell array of strings and a search string with single character (?) or multiple character (*) wildness return the indice...

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rot45 : a different aproach
Inspired by problem 1840. <http://www.mathworks.com/matlabcentral/cody/problems/1840-rotate-matrix-clockwise-45-degree> ...

environ 10 ans il y a

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