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Replace NaNs with the number that appears to its left in the row.
Replace NaNs with the number that appears to its left in the row. If there are more than one consecutive NaNs, they should all ...

12 years ago

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Remove all the consonants
Remove all the consonants in the given phrase. Example: Input s1 = 'Jack and Jill went up the hill'; Output s2 is 'a ...

12 years ago

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Return the largest number that is adjacent to a zero
This example comes from Steve Eddins' blog: <http://blogs.mathworks.com/steve/2009/05/27/learning-lessons-from-a-one-liner/ Lear...

12 years ago

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Determine Whether an array is empty
Input a matrix x, output y is TRUE if x is empty, otherwise FALSE.

12 years ago

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Omit columns averages from a matrix
Omit columns averages from a matrix. For example: A = 16 2 3 13 5 11 10 8 9 7 ...

12 years ago

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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; ...

12 years ago

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Back to basics 11 - Max Integer
Covering some basic topics I haven't seen elsewhere on Cody. Return the largest positive integer MATLAB can handle.

12 years ago

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Back to basics 8 - Matrix Diagonals
Covering some basic topics I haven't seen elsewhere on Cody. Given an input vector of numbers, output a square array with the...

12 years ago

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Counting Money
Add the numbers given in the cell array of strings. The strings represent amounts of money using this notation: $99,999.99. E...

12 years ago

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Project Euler: Problem 1, Multiples of 3 and 5
If we list all the natural numbers below 10 that are multiples of 3 or 5, we get 3, 5, 6 and 9. The sum of these multiples is 23...

12 years ago

Question

Serial Communication in GUI
Hi, I have connected serial object in GUI and data is coming in text field in GUI. I want that this data should refresh in 1...

12 years ago | 1 answer | 0

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Change the first and last diagonal element of the identity matrix to zero
Starting with the identity matrix, change first and last diagonal element to zero. Example If n=5 A = 0 0 ...

12 years ago

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Find nth maximum
Find nth maximum in a vector of integer numbers. Return NaN if no such number exists. x = [2 6 4 9 -10 3 1 5 -10]; So ...

12 years ago

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Reverse a matrix
Its simple. You have to reverse a given matrix.

12 years ago

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Find the dimensions of a matrix
Just find the number of columns of the given matrix. Example x = [1 2 3 4 5 6] y = 2

12 years ago

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What number has this problem?
This problem is added because it is problem number *???* in the "Community" problems section. <http://www.mathworks.de/matlab...

12 years ago

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Swap two numbers
Example Input: a = 10 b = 20 Output a = 20 b = 10

12 years ago

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Given a matrix, return the last eigen value
Given a matrix, return the first eigen value For example: x = magic(5) 17 24 1 8 15 23 5 7 14 ...

12 years ago

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06 - Matrix Equations 3
Define the matrices _aMat_, _bMat_, and _cMat_: <<http://samle.dk/STTBDP/Assignment1_3a.png>> ( _aMat_ = 9x9 matrix full o...

12 years ago

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06 - Matrix Equations 2
Define the vectors _aVec_ and _bVec_: <<http://samle.dk/STTBDP/Assignment1_2a.png>> and <<http://samle.dk/STTBDP/Assig...

12 years ago

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Generate pi using logarithm
Generate pi using logarithm

12 years ago

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Divisors of an integer
Given a number N, return a vector V of all integers that divide N. For example, N = 10 Then V=[1 2 5 10]

12 years ago

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does it touch ?
given a sentence, tell how much it touches. input : string output : how much it touches touching : a bilabial phoneme d...

12 years ago

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Binary Coder
Take an input number and print the binary value of this number.

12 years ago

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03 - Matrix Variables 5
Make the following variable: <<http://samle.dk/STTBDP/Assignment1_3e.png>>

12 years ago

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07 - Common functions and indexing 6
Create a variable _m_ as a magic square with the size 6 x 6 Magic squares are defined as square matrices, where the sum of a...

12 years ago

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Matrix to column conversion
Given a matrix of any size, convert it into a column vector. e.g A=[10 20 30; 40 50 60] then, B = [10; 40; ...

12 years ago

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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)

12 years ago

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What percentage?
Calculate the output c as the percentage of a on b for given a and b.

12 years ago

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Unit Matrix
Given n, you should return an n-by-n unit matrix. Example: If input is n=2 then A = [ 1 0 0 1 ] If input ...

12 years ago