Problème


jogging?
Imagine x-y coordinate system and you are at the origin and your partner is on the x-axis at some small distance (d) away from y...

plus de 14 ans il y a | 2 | 43 solveurs

A résolu


Maintain shape of logical-index mask
When using logical indexing into an array, MATLAB returns a vector output. For example, if A = magic(3); mask = logi...

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A résolu


Valid Chess Moves
Using <http://en.wikipedia.org/wiki/Algebraic_chess_notation standard Algebraic notation> ('' for a pawn), given previous move a...

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A résolu


jogging?
Imagine x-y coordinate system and you are at the origin and your partner is on the x-axis at some small distance (d) away from y...

plus de 14 ans il y a

A résolu


Kaprekar numbers
Test if the input is a Kaprekar number: <http://mathworld.wolfram.com/KaprekarNumber.html>. Return a logical true or false. ...

plus de 14 ans il y a

A résolu


Woodall number
Test whether the input is a Woodall number: <http://en.wikipedia.org/wiki/Woodall_number> _Please do not cheat by simply chec...

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A résolu


Back to basics 18 - justification
Covering some basic topics I haven't seen elsewhere on Cody. Given a string with extra spaces in front and/or in back, return...

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Toolbox check part 3
In my ongoing quest to highlight obscure parts of MATLAB, the latest challenge is to take 2 string inputs, one a MATLAB toolbox ...

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A résolu


Convert Hard Drive marketing sizes to actual data sizes
Hard drive sizes are typically marketed using the decimal meaning of prefixes, whereas RAM uses binary meanings. For example: ...

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A résolu


Convert Roman to Arabic Numerals
Based upon what I see on tv and at the movies, the use of Roman numerals indicates something is important or sophisticated (e.g....

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Problème


ranch area?
Your friend has a ranch with four distinct boundary lines. Three boundary lines are ideal straight roads: (1) North Club Road, (...

plus de 14 ans il y a | 1 | 53 solveurs

A résolu


ranch area?
Your friend has a ranch with four distinct boundary lines. Three boundary lines are ideal straight roads: (1) North Club Road, (...

plus de 14 ans il y a

A résolu


Back to basics 19 - character types
Covering some basic topics I haven't seen elsewhere on Cody. Return the number of punctuation characters in the input variabl...

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A résolu


Better bullseye matrix
<http://www.mathworks.com/matlabcentral/cody/problems/18-bullseye-matrix Problem 18> asks to create a bullseye matrix like this:...

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Back to basics 2 - Function Path
Covering some basic topics I haven't seen elsewhere on Cody. Given a string that is the name of a MATLAB function, return a s...

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Trickier Timing
You solution should return control to main program only when the current time ends in either a 5 or 0 (e.g. the current seconds ...

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A résolu


7 segment LED display
Given a whole number, output how many segments would be lit up to display it on a 7 segment LED display (http://en.wikipedia.org...

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Back to basics 21 - Matrix replicating
Covering some basic topics I haven't seen elsewhere on Cody. Given an input matrix, generate an output matrix that consists o...

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Back to basics 15 - classes
Covering some basic topics I haven't seen elsewhere on Cody. Return the class of the input variable.

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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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Back to basics 23 - Triangular matrix
Covering some basic topics I haven't seen elsewhere on Cody. Given an input matrix, return a matrix with all elements above a...

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Back to basics 22 - Rotate a matrix
Covering some basic topics I haven't seen elsewhere on Cody. Rotate the input matrix 90 degrees counterclockwise (e.g. [1 2; ...

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Back to basics 5 - Clipboard
Covering some basic topics I haven't seen elsewhere on Cody. Copy the input string to the clipboard

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Back to basics 4 - Search Path
Covering some basic topics I haven't seen elsewhere on Cody. Return a string that is the user's portion of the current search...

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Back to basics 17 - white space
Covering some basic topics I haven't seen elsewhere on Cody. Remove the trailing white spaces from the input variable

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Back to basics 15 - Benchmark
Covering some basic topics I haven't seen elsewhere on Cody. Return an array of the benchmark values for MATLAB.

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Back to basics 3 - Temp Directory
Covering some basic topics I haven't seen elsewhere on Cody. Return a string that is the path to the system's current temp di...

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Specific toolboxes
Given a string that is the name of a MATLAB toolbox, return true if it is available on the Cody solvers evaluation system, false...

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A résolu


Number of toolboxes?
Return a number equal to the number of toolboxes available to the Cody solvers.

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Circumscribed circles
Given the lengths of the 3 sides of a triangle, output the radius of the circumscribed circle. Example: [3 4 5] -> 2.5

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