A résolu

Number of Horns on a unicorn!
Calculate the number of horns on a *unicorn*! And I'm talking about a unicorn with not more than one horn on it!

environ 7 ans il y a

A résolu

Solve expression III
Solve expression for given vector x. Expression = (tan(2*x^2+7*x-30.25)+log(x^3-2.25))/(nthroot(sin(x^3)^2+1/5*log(x^4-2.5),3))...

environ 7 ans il y a

A résolu

Wrapping the Tower of Pisa
The famous artist Christo Vladimirov Javacheff, who likes pizza, wants to wrap the well-known Italian tower in paper. It is a ci...

environ 7 ans il y a

A résolu

Divide by 4
Given the variable x as your input, divide it by four and put the result in y.

environ 7 ans il y a

A résolu

Who knows the last digit of pi?
There is only one man who knows the last digit of pi, who is that man? Give the name of that man, who, by popular believe, can ...

environ 7 ans il y a

A résolu

Is my wife right? Now with even more wrong husband
Again, as in "Is my wife right?" ( <http://www.mathworks.com/matlabcentral/cody/problems/149-is-my-wife-right> ), answer 'yes' r...

environ 7 ans il y a

A résolu

Modulation index
The amplitude of the carrier signal is 2V and the amplitude of the modulating signal is 8V. Find its modulation index.

environ 7 ans il y a

A résolu

Add two numbers
Add two numbers (For beginners)

environ 7 ans il y a

A résolu

DC-DC boost converter
Find the output voltage of a DC-DC boost converter when its input voltage is 12V and the duty cycle ratio is 0.6.

environ 7 ans il y a

A résolu

Freebies anyone? No!!!!
Feel free to copy paste all the tests and voila you solved the problem

environ 7 ans il y a

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 (see Wikipedia: <http://...

environ 7 ans il y a

A résolu

Tricky timing
Write a function that takes between 0.5 seconds and 0.6 seconds to run.

environ 7 ans il y a

A résolu

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 ...

environ 7 ans il y a

A résolu

Set some matrix elements to zero
First get the maximum of each *row*, and afterwards set all the other elements to zero. For example, this matrix: 1 2 3 ...

environ 7 ans il y a

A résolu

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...

environ 7 ans il y a

A résolu

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

environ 7 ans il y a

A résolu

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

environ 7 ans il y a

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: ...

environ 7 ans il y a

A résolu

UICBioE240 2.7
Given two 3-element vectors x1 and x2, create a 3 x 3 x 3 matrix Y where (:,:,1) has all values of x1 * x2, (:,:,2) has all valu...

environ 7 ans il y a

A résolu

UICBioE240 2.2
Make a 3x4 matrix that contains all ones.

environ 7 ans il y a

A résolu

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

environ 7 ans il y a

A résolu

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...

environ 7 ans il y a

A résolu

Inner product of two vectors
Find the inner product of two vectors.

environ 7 ans il y a

A résolu

Removing vibration!
There are [y] that vary with [x] but y including small useless vibration. x=1:10 y=[1.71 2.03 3.28 4.05 5.10 6.82 7.69 8.3...

environ 7 ans il y a

A résolu

Extract a specific part of matrix!
In the given matrix, extract element that have odd rows and column number. For example A=[1 4 2 3 5] B=extractodd(A);...

environ 7 ans il y a

A résolu

How to calculate log?
There is a log that have base 5. How to calculate? log5(x)?

environ 7 ans il y a

A résolu

Analyze observation data
Suppose you have the following data (A,B,C) in three-column format. A B C -------------------------- t=1 ...

environ 7 ans il y a

A résolu

Bruh
Return 'bruh'.

environ 7 ans il y a

A résolu

Change matrix to vector
Vector is a matrix whose size is 1 x n or n x 1. Change matrix to vector. x = 4 3 5 1 ...

environ 7 ans il y a

A résolu

Alphabetize by last name
Given a list of names in a cell array, sort the list by the last name. So if list = {'Barney Google','Snuffy Smith','Dagwood ...

environ 7 ans il y a