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Pranavkumar Mallela


Last seen: meer dan een jaar ago |  Active since 2023

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How to access the Nth element of 1x1 struct with 5 fields?
Hi Hasan, I understand that you want to access the nth field in a struct. As Dyuman indicated, you can use the ''fieldnames" fu...

meer dan een jaar ago | 1

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Answered
How to assign value 2 for >=90 percentile and 1 for < 90 percentile in a single column matrix?
Hi, I understand that you want to replace values in a column matrix depending on whether the element is greater than or lesser...

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Solved


Getting Maximum Chocolate
John loves Chocolate but he didn't have money. The owner of "Sweet Chocolate" launches a scheme for free chocolate. He divided a...

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Answered
Plot a nx2 matrix as points
Hi Jorge, I understand that you want to plot the points obtained from a given nx2 matrix. It can be done by extracting the x, ...

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Answered
How can I calculate the average deviation for two values that are in two separate variables files?
Hi Francisca, As per my understanding you want to access a variable in one file that is defined in another. To do this, you can...

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Answered
Estimating the decay parameter in Exponentially Weighted Moving Average (EWMA) model
Hi, As per my understanding, you want to estimate the decay parameter using a non-linear fitting function. This can be done us...

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Answered
How to edit the coordinate position of any element in a rectangleArray in antenna toolbox
Hi, As per my understanding, you want to create an array with customizable antenna positions using 'rectangularArray'. Howeve...

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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...

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Inner product of two vectors
Find the inner product of two vectors.

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Find common elements in matrix rows
Given a matrix, find all elements that exist in every row. For example, given A = 1 2 3 5 9 2 5 9 3 2 5 9 ...

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Maximum value in a matrix
Find the maximum value in the given matrix. For example, if A = [1 2 3; 4 7 8; 0 9 1]; then the answer is 9.

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Reverse the vector
Reverse the vector elements. Example: Input x = [1,2,3,4,5,6,7,8,9] Output y = [9,8,7,6,5,4,3,2,1]

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Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; ...

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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 ...

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Convert from Fahrenheit to Celsius
Given an input vector F containing temperature values in Fahrenheit, return an output vector C that contains the values in Celsi...

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Calculate Amount of Cake Frosting
Given two input variables r and h, which stand for the radius and height of a cake, calculate the surface area of the cake you n...

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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...

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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...

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

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De-dupe
Remove all the redundant elements in a vector, but keep the first occurrence of each value in its original location. So if a =...

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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: Input...

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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 ...

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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 displayed ...

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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...

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Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

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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...

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Quote Doubler
Given a string s1, find all occurrences of the single quote character and replace them with two occurrences of the single quote ...

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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:...

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Find the max element of the array
Find the max element of the array

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Determine the number of odd integers in a vector
Determine the number of unique odd integers in a vector. Examples: Input x = [2 5 8 3 7 1]; Output y = 4; Inp...

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