# Dyuman Joshi

Mechanical Engineer IITG-20 | Moderator - MATLAB Cody since Jan 2021 | Time zone - IST (GMT +5.30)

**Programming Languages:**

Python, MATLAB

**Spoken Languages:**

English, Hindi

**Pronouns:**

He/him

**Professional Interests:**

Fluid Dynamics, Aerospace Engineering, Computational Fluid Dynamics (CFD), Hydraulics and Pneumatics

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**Feeds**

Solved

Reversing Maximal Ascending Subsequences

Create and return a new array that contains the same elements as the input array, but with the elements within each strictly inc...

5 dagar ago

Solved

Calculating the Union Area of Overlapping Rectangles

Calculate the area covered by a union of multiple rectangles. Each rectangle is represented by 4 integers: the first two integer...

6 dagar ago

Solved

Property dispute!

Two neighbors have rectangular plots of land A and B. The surveyors give you the coordinates of each. If they overlap, there is ...

6 dagar ago

Solved

Sun angle

Determine the angle of the sun above the horizon based on the time of day. Assumptions: the sun rises in the East at 6h00, cor...

8 dagar ago

Solved

Compress list

Given a non-empty list L of positif integers, compress the list so that only one occurrence is retained if two (or more) equal e...

9 dagar ago

Solved

Beam me up, Scotty!

It's the mid 22nd century. You, Montgomery Scott, are appointed the chief engineer of the Starship Enterprise. The Starship is...

9 dagar ago

Solved

Calculate the Area of the Ring

You have Ring which consist of inner and outer Circles with Radius r and R which are not given but you'll be given Hprizontal ...

9 dagar ago

Solved

Find Next Strictly Greater Element

Given an array of numbers, create a new array where each element represents the next strictly greater element to the right of th...

9 dagar ago

Solved

Remove Unique Elements

Given a list of integers, we want to keep only the non-unique elements in this list. To do this, we need to remove all the uniqu...

10 dagar ago

Solved

Out-of-Place Elements Count

Determine the number of elements in a list of integers that are not in their original order after sorting the list in ascending ...

12 dagar ago

Solved

Largest Rectangle Area in a Histogram

Given a histogram represented by an array of integers, e.g., [2, 1, 4, 5, 1, 3, 3] : find the maximum area of a rectangle tha...

12 dagar ago

Solved

Maximizing Stock Profit

As a stock exchange broker focusing on a single transaction, your goal is to maximize profit by buying a stock at a low price an...

12 dagar ago

Solved

Spreadsheet Column Number

Spreadsheet uses an alphabetic naming system for columns, starting with 'A', 'B', 'C', etc. The column names continue like 'AB',...

12 dagar ago

Solved

Secret Message and Acrostic

One of the simplest ways to hide a message involves utilizing uppercase letters. Given a text, collect all uppercase letters in...

12 dagar ago

Solved

snake_case to CamelCase convention

The snake_case naming convention writes words in lowercase and separates them with underscores. In CamelCase convention, the fir...

12 dagar ago

Solved

CamelCase to snake_case convention

The CamelCase naming convention capitalizes the first letter of each word. In snake_case convention, words are written in lowerc...

12 dagar ago

Solved

Instructions Following

Complete the function follow(s) which, for a given string (containing only the letters 'f', 'b', 'l', 'r'), calculates the final...

12 dagar ago

Solved

Interval Compression

Given a set of integers, the task is to create a list of closed intervals where each interval includes its endpoints. For exampl...

13 dagar ago

Why I am not getting the same result for an integral of a piecewise function?

1 - It should be aux1 - (aux2 + aux3) 2 - The function is not vectorized properly, which provides incorrect results. I have mod...

23 dagar ago | 0

| accepted

array generation using logics.

x = [0 10 20 30 0 10 20 30 40 0 10 20 30 40 50 0 10] y = x; idx = [1 find(diff(x)~=10)+1 numel(x)] for k=1:numel(idx)...

23 dagar ago | 0

How programmatically create an array from variable-length vectors?

Here's a method to import data from a sequence of files - %Read all the mat files in the directory Files = dir('*.mat'); %...

23 dagar ago | 0

How to substitute a variable into a syms function?

Define the variable as a symbolic variable and then substitute - syms Vpo Von Dp Dn ws Lp Cps Ll Lm Vsecm Isec_real Isec_imag ...

24 dagar ago | 0

| accepted

How do I change the format of symbolic output

Change the symbolic preference of Type-setting as follows - syms x y sol = solve(y-x^2,x) %Preference changed (Default v...

24 dagar ago | 0

| accepted

Turn sequence into a loop

A better approach would be to vectorize, see below. (I assume all the arrays to be used have compatible dimensions for operation...

24 dagar ago | 0

如何得到361x91数组中重复最大值的位置

Use find - %Sample data mat = magic(4); mat = [mat; 1 4 9 16] %Get the maximum value val = max(mat, [], 'all') %% Find th...

ungefär en månad ago | 1

| accepted

Read text file line by line to columns

Use readmatrix (available from R2019a onwards) to read the data and transform it as per need - in = readmatrix('RANCHOD - Copy...

ungefär 2 månader ago | 2

行列の要素数を変更し、それぞれを違う行列として表示するにはどうすればよいですか

Preallocate a cell array, define each cell element accordingly and use indexing to access the data - %Number of arrays n = 10...

ungefär 2 månader ago | 0

Where can I find the documentation for polling methods applicable to paretosearch?

From the User's Guide of Global Optimization Toolbox, available here - https://in.mathworks.com/help/pdf_doc/gads/index.html (Pa...

ungefär 2 månader ago | 0

| accepted

Subs does not work in my code.

You can vectorize operations in the code - function [sMnew] = Cubic(k,M) n = 3*k+1; x = sym('x'); c = sym( 'c', [1 M+3]); ...

ungefär 2 månader ago | 0

Randomly giving "ans" value but i dont want that

"How can i prevent the creation of the "ans" ?" When calling a function with multiple outputs without specifying the outputs, o...

ungefär 2 månader ago | 1