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Akshay Malav


Active since 2019

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How to get the row and column from a matrix?
Below is the code snippet for it . [row column] = size(A) % size returns the rows and columns of matrix A Here is the doc for...

meer dan 5 jaar ago | 0

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Answered
How to declare a cell array of a particular size n ?
This question has been answered before Here.

meer dan 5 jaar ago | 0

| accepted

Answered
how to write or condition in if statement matlab?
if (j==i) | (flag(j)==1) % your code end

meer dan 5 jaar ago | 0

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Answered
creating an empty cell in an array
Then use this code. A = [1 NaN 2]; B = rmmissing(A) % will remove NaN from array A The B array wil be [1 2]

meer dan 5 jaar ago | 0

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Answered
Not able to excecute the code
First change the number of rows from 0 to 1 and correspondingly the rows array should contain only 1 element either 'A' or 'B'. ...

meer dan 5 jaar ago | 0

Answered
How to find values for corresponding start and end positons
Here is the sample code filename = 'mysheet.xlsx'; %read the excel filr A = xlsread(filename); %store the content...

meer dan 5 jaar ago | 0

Answered
How to read images from the folder and select region of interest (rectangular) once
1) I am attaching a self explanatory code % Get list of all jpg files in this directory imagefiles = dir('*.jpg'); n...

meer dan 5 jaar ago | 0

Answered
Extract cell with number lines and columns
So let's say A is the cell array and you want to access it's 4th element then you can do A{4} . And now if you want to access l...

meer dan 5 jaar ago | 0

Answered
"Invalid Security Token" error during Login
Please follow the below link , I hope it helps. https://www.mathworks.com/matlabcentral/answers/341784-why-do-i-receive-the-log...

meer dan 5 jaar ago | 0

Answered
Extract cell with number lines and columns
Okay here is the explaination Let's say that you have a cell Array A which contains a cell array inside it ,it has dimension f...

meer dan 5 jaar ago | 0

Answered
How to normalize time periods
Hi , there is a inbuilt function in matlab to normalize the data . Look at the link mentioned below . The function is V = norma...

meer dan 5 jaar ago | 0

Solved


Target sorting
Sort the given list of numbers |a| according to how far away each element is from the target value |t|. The result should return...

meer dan 5 jaar ago

Solved


The Goldbach Conjecture, Part 2
The <http://en.wikipedia.org/wiki/Goldbach's_conjecture Goldbach conjecture> asserts that every even integer greater than 2 can ...

meer dan 5 jaar ago

Solved


The Goldbach Conjecture
The <http://en.wikipedia.org/wiki/Goldbach's_conjecture Goldbach conjecture> asserts that every even integer greater than 2 can ...

meer dan 5 jaar ago

Solved


Summing digits
Given n, find the sum of the digits that make up 2^n. Example: Input n = 7 Output b = 11 since 2^7 = 128, and 1 + ...

meer dan 5 jaar ago

Solved


Return the 3n+1 sequence for n
A Collatz sequence is the sequence where, for a given number n, the next number in the sequence is either n/2 if the number is e...

meer dan 5 jaar ago

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Remove any row in which a NaN appears
Given the matrix A, return B in which all the rows that have one or more <http://www.mathworks.com/help/techdoc/ref/nan.html NaN...

meer dan 5 jaar ago

Solved


Swap the first and last columns
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...

meer dan 5 jaar ago

Solved


Find all elements less than 0 or greater than 10 and replace them with NaN
Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...

meer dan 5 jaar ago

Solved


Fibonacci sequence
Calculate the nth Fibonacci number. Given n, return f where f = fib(n) and f(1) = 1, f(2) = 1, f(3) = 2, ... Examples: Inpu...

meer dan 5 jaar ago

Solved


Determine whether a vector is monotonically increasing
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...

meer dan 5 jaar ago

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Who Has the Most Change?
You have a matrix for which each row is a person and the columns represent the number of quarters, nickels, dimes, and pennies t...

meer dan 5 jaar ago

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Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

meer dan 5 jaar ago

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Triangle Numbers
Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...

meer dan 5 jaar ago

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Make a checkerboard matrix
Given an integer n, make an n-by-n matrix made up of alternating ones and zeros as shown below. The a(1,1) should be 1. Examp...

meer dan 5 jaar ago

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Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

meer dan 5 jaar ago

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Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

meer dan 5 jaar ago

Solved


Add two numbers
Given a and b, return the sum a+b in c.

meer dan 5 jaar ago

Solved


Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

meer dan 5 jaar ago

Solved


Trimming Spaces
Given a string, remove all leading and trailing spaces (where space is defined as ASCII 32). Input a = ' singular value deco...

meer dan 5 jaar ago

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