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Sum the numbers on the main diagonal
Sum the numbers on the main diagonal of an n-by-n matrix. For input: A = [1 2 4 3 6 2 2 4 7]...
quasi 13 anni fa
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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...
quasi 13 anni fa
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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...
quasi 13 anni fa
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Fill a zeros matrix
The aim is to fill an array of all zeros given a numerical value and the index of row and columns for this value. 3 Inputs: ...
quasi 13 anni fa
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Sum the entries of each column of a matrix which satisfy a logical condition.
Given a numeric matrix A and a logical array L of the same size as A, return a row vector S containing the columnwise sums of th...
quasi 13 anni fa
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Solve the set of simultaneous linear equations
Given this pair of simultaneous linear equations: 2x + 3y = 23 3x + 4y = 32 Find the solution set (x,y)
quasi 13 anni fa
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collision
several cars (n) were involved in this collision, the input matrix (vm) has n rows and two columns, first column for velocity an...
quasi 13 anni fa
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Return the Fibonacci Sequence
Write a code which returns the Fibonacci Sequence such that the largest value in the sequence is less than the input integer N. ...
quasi 13 anni fa
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Kaprekar numbers
Test if the input is a Kaprekar number: <http://mathworld.wolfram.com/KaprekarNumber.html>. Return a logical true or false. ...
quasi 13 anni fa
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Volume of this donut
Given hole diameter a, and outermost diameter b, determine the volume y of the resulting donut.
quasi 13 anni fa
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Transpose
Write a MATLAB script in order to convert a random length row vector (v) into a column vector.
quasi 13 anni fa
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Hackathon: the beginnings
I am thinking of a number between 1 and 10000... can you guess what this number is? *Description* The test suite has rando...
quasi 13 anni fa
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How long is the longest prime diagonal?
Stanislaw Ulam once observed that if the counting numbers are <http://en.wikipedia.org/wiki/Ulam_spiral arranged in a spiral>, t...
quasi 13 anni fa
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Remove from a 2-D matrix all the rows that contain at least one element less than or equal to 4
Example: in = magic(5) in = 17 24 1 8 15 23 5 7 14 16 4 6 13 20 ...
quasi 13 anni fa
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Number of digits in an integer
Specifies how many digits in a given integer. Example: in=100 ==> out=3
quasi 13 anni fa
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Generate a NaN...on purpose
The goal is to create a function that will return a single "NaN" without using the nan function. I am interested to see how many...
quasi 13 anni fa
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Tricky timing
Write a function that takes between 0.5 seconds and 0.6 seconds to run.
quasi 13 anni fa
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Find out missing number from a vector of 9 elements
You are given a vector of size 9, x = [x1 x2 x3 x4 x5 x6 x7 x8 x9] Elements of x may be randomly selected without repeati...
quasi 13 anni fa
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Sum the Digits of a Number
Given an integer, sum the digits repeatedly until you end up with a single value less than 10. For example, if you add the di...
quasi 13 anni fa
Risposto
How to use an impoint?
See |help ginput|. A minimal working example: pcolor(rand); [x,y] = ginput(1); % User clicks a value. x = ...
How to use an impoint?
See |help ginput|. A minimal working example: pcolor(rand); [x,y] = ginput(1); % User clicks a value. x = ...
quasi 13 anni fa | 0
Inviato
Increment/Decrement uicontrol
A custom uicontrol for making increment/decrement button pairs.
quasi 13 anni fa | 1 download |
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What's Your BMI?
Find the body mass index. For reference, please refer to Wikipedia here: <http://en.wikipedia.org/wiki/Body_mass_index body ...
quasi 13 anni fa
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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...
quasi 13 anni fa
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peta to nano (x-ray)
for certain x-ray radiation, given frequency in petahertz, give wavelength in nanometer, must be accurate +/- 25%
quasi 13 anni fa
Risposto
surf won't display zeros in the last row?
The |surf| command is plotting *from* 1 *to* 15. If you want to show the width of the 15th block, you'll need to supply data up ...
surf won't display zeros in the last row?
The |surf| command is plotting *from* 1 *to* 15. If you want to show the width of the 15th block, you'll need to supply data up ...
quasi 13 anni fa | 1
| accettato
Risposto
Creating Graphical User Interface for a Code
If you are new to MATLAB GUI programming, your best bet is to use GUIDE. Type 'guide' on the MATLAB command line to begin. There...
Creating Graphical User Interface for a Code
If you are new to MATLAB GUI programming, your best bet is to use GUIDE. Type 'guide' on the MATLAB command line to begin. There...
quasi 13 anni fa | 0
Risposto
GUI increment/decrement buttons linked to an Edit Text box
I've been thinking about doing something like this for a project I'm starting. Your question prompted me to just go make a first...
GUI increment/decrement buttons linked to an Edit Text box
I've been thinking about doing something like this for a project I'm starting. Your question prompted me to just go make a first...
quasi 13 anni fa | 1
| accettato
Risolto
Basics: 'Find the eigenvalues of given matrix
Find the eigenvalues y for a given matrix x.
quasi 13 anni fa