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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]...
fast 11 Jahre vor
Gelöst
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...
fast 11 Jahre vor
Gelöst
Woodall number
Test whether the input is a Woodall number: <http://en.wikipedia.org/wiki/Woodall_number> _Please do not cheat by simply chec...
fast 11 Jahre vor
Gelöst
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: ...
fast 11 Jahre vor
Gelöst
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...
fast 11 Jahre vor
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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)
fast 11 Jahre vor
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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...
fast 11 Jahre vor
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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. ...
fast 11 Jahre vor
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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. ...
fast 11 Jahre vor
Gelöst
Volume of this donut
Given hole diameter a, and outermost diameter b, determine the volume y of the resulting donut.
fast 11 Jahre vor
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Transpose
Write a MATLAB script in order to convert a random length row vector (v) into a column vector.
fast 11 Jahre vor
Gelöst
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...
fast 11 Jahre vor
Gelöst
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...
fast 11 Jahre vor
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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 ...
fast 11 Jahre vor
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Number of digits in an integer
Specifies how many digits in a given integer. Example: in=100 ==> out=3
fast 11 Jahre vor
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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...
fast 11 Jahre vor
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Tricky timing
Write a function that takes between 0.5 seconds and 0.6 seconds to run.
fast 11 Jahre vor
Gelöst
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...
fast 11 Jahre vor
Gelöst
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...
fast 11 Jahre vor
Beantwortet
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 = ...
fast 11 Jahre vor | 0
Gesendet
Increment/Decrement uicontrol
A custom uicontrol for making increment/decrement button pairs.
fast 11 Jahre vor | 1 Download |
Gelöst
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 ...
fast 11 Jahre vor
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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...
fast 11 Jahre vor
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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%
fast 11 Jahre vor
Beantwortet
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 ...
fast 11 Jahre vor | 1
| akzeptiert
Beantwortet
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...
fast 11 Jahre vor | 0
Beantwortet
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...
fast 11 Jahre vor | 1
| akzeptiert
Gelöst
Basics: 'Find the eigenvalues of given matrix
Find the eigenvalues y for a given matrix x.
fast 11 Jahre vor