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Combine Data With Gaps
Combine data sets a and b where the datasets have "gaps" or unique points. Example: Input a = [1,0; 2,1; ...

mehr als ein Jahr ago

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Split array into pieces according to corresponding array
An array x of length n has values 1...m with each value appearing at least once. The values are sorted (n>=m). A second...

mehr als ein Jahr ago

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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...

mehr als ein Jahr ago

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Find indices of diagonal elements
Given a matrix A and a diagonal index d (where 0 indicates the main diagonal and off-diagonals are identified by positive and n...

mehr als ein Jahr ago

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Hard limit function
Classify x data as if x>=0 then y=1 if x<0 then y=0 Example x = [ -2 -1 0 1 2] y = [ 0 0 1 1 1]

mehr als ein Jahr ago

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How close to a hole
Suppose you have a description of good places (ones) and bad places (zeros). You want to know your distance from a bad place (in...

mehr als ein Jahr ago

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Find the distance between runs
Another question inspired by the <http://uk.mathworks.com/matlabcentral/answers/?s_tid=gn_mlc_an answers forum>: A vector of ...

mehr als ein Jahr ago

Published


New Cody Contest Underway
Because of the amazing contributions from community members like you, Cody has lots and lots of interesting problems to...

fast 2 Jahre ago

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Project Euler: Problem 5, Smallest multiple
2520 is the smallest number that can be divided by each of the numbers from 1 to 10 without any remainder. What is the smalle...

fast 2 Jahre ago

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Images in Cody Problems
Today I get to tell you about a feature I’ve been lusting after for years: proper rich text in Cody with embedded images....

fast 2 Jahre ago

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Problem


Find an inscribed square on a closed curve

fast 2 Jahre ago | 3 | 9 solvers

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Double Your Pleasure – Fun with Shifty Digits
You’re in for a guest-blogging treat today. But first… What is the relationship between the number 1947 and 7194? Look...

fast 2 Jahre ago

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Cody Problem Visualization, Revisited
Way back in 2013 I did a blog post about visualizing Cody problems. The idea was to take various metrics for each problem...

fast 2 Jahre ago

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Chan Zuckerberg Initiative Funding Open for MATLAB Community Toolboxes
Today’s post is a guest entry from Vijay Iyer, Neuroscience Community Liaison at MathWorks. MATLAB users in research have a...

etwa 2 Jahre ago

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MathWorks Documentation has a fresh look: Check out our new Help Center
You may have noticed that MATLAB Online Documentation now sports a different UI. For this post, I’d like to welcome Wendy...

etwa 2 Jahre ago

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Circles All the Way Down
This is a story about how ideas  and code bounce around our shared social spaces. This one went from Twitter to GitHub to...

etwa 2 Jahre ago

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Ordinal numbers
Given an integer n, return the corresponding ordinal number as a character string. For example, ord(1)='1st' ord(2)=...

etwa 2 Jahre ago

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Split a string into chunks of specified length
Given a string and a vector of integers, break the string into chunks whose lengths are given by the elements of the vector. Ex...

etwa 2 Jahre ago

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Cell Counting: How Many Draws?
You are given a cell array containing information about a number of soccer games. Each cell contains one of the following: * ...

etwa 2 Jahre ago

Solved


Guess Cipher
Guess the formula to transform strings as follows: 'Hello World!' --> 'Ifmmp Xpsme!' 'Can I help you?' --> 'Dbo J ifm...

etwa 2 Jahre ago

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Successive zeros
Suppose n is the number of digits a number contains. Now, 12032 - is a valid n=5 digit number. But 10023 - is defined as i...

etwa 2 Jahre ago

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Create a vector of n alternating ones and zeros
Given n, your output should be a vector y of numbers such that the first number is 1 and the numbers following it alternate betw...

etwa 2 Jahre ago

Solved


Find Elements in Range
Based on a question on <http://www.mathworks.com/matlabcentral/answers/ MATLAB Answers>. Find all the elements of a vector wh...

etwa 2 Jahre ago

Solved


Pancake sorting
Sort a stack of pancakes by flipping them using spatula. * There are _N_ pancakes with diameters _1:N_. * Spatula can be ins...

etwa 2 Jahre ago

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Community Q&A – Kalyan Acharjya
Kalyan Acharjya has been contributing to MATLAB Answers since 2017. This past year his participation skyrocketed and he is...

etwa 2 Jahre ago

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Stay Connected using MATLAB and Simulink
Due to the global COVID-19 pandemic, engineers and scientists are finding themselves suddenly working from home or other...

etwa 2 Jahre ago

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New Decade, New MATLAB Mobile
You may have noticed that MATLAB Mobile now sports a different UI. For this post, I’d like to welcome Geeta Sonigra, our...

mehr als 2 Jahre ago

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Nor’easters and Wind Roses
Where I live, in the northeast part of the United States, we have a special storm that goes by the name “nor’easter”. Do we...

mehr als 2 Jahre ago

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Visualizing Square Roots with Elias Wegert
Quick, what’s the square root of -1? Okay, I know. That’s an easy one. But how about the square root of i? If it’s been a...

mehr als 2 Jahre ago

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Leap Days on Mars
February 29th is right around the corner. It’s been hibernating for the past three years, snuggling in its secret den...

mehr als 2 Jahre ago

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