Magic!
Check whether the input matrix is a normal magic square:
<http://en.wikipedia.org/wiki/Magic_square>
Output the logical va...
6年弱 前
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Flip the bit
Given an input character string (e.g. '1001'), return a character string with the bits flipped ('0110').
6年弱 前
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Woodall number
Test whether the input is a Woodall number: <http://en.wikipedia.org/wiki/Woodall_number>
_Please do not cheat by simply chec...
6年弱 前
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Are you in or are you out?
Given vertices specified by the vectors xv and yv, and a single point specified by the numbers X and Y, return "true" if the poi...
6年弱 前
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Sum My Indices
Given inputs M and N (in that order), output an MxN matrix whose entries are equal to the sum of their indices.
Example input...
6年弱 前
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Wilf-Zeilberger pairs
Take as inputs two functions _F_ and _G_, and two scalar values _n_ and _k_. Test whether the functions are candidates to be a W...
6年弱 前
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Increment a number, given its digits
Take as input an array of digits (e.g. x = [1 2 3]) and output an array of digits that is that number "incremented" properly, (i...
6年弱 前
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Parasitic numbers
Test whether the first input x is an n-parasitic number: <http://en.wikipedia.org/wiki/Parasitic_number>. ( _n_ is the second in...
6年弱 前
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Right and wrong
Given a vector of lengths [a b c], determines whether a triangle with those sides lengths is a right triangle: <http://en.wikipe...
6年弱 前
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Tune your guitar
Given an input string with the scientific pitch notation for standard tuning ( <http://en.wikipedia.org/wiki/Guitar_tunings#Stan...
6年弱 前
解決済み
Figurate number triangle
Check whether the input matrix is a figurate number triangle: <http://mathworld.wolfram.com/FigurateNumberTriangle.html>
Vector of numbers divisible by 3
* Input(n) - any integer
* Output(v) - vector with numbers divisible by 3(exept 0) starting from n to 0
Examples:
* n=6...