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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...

1 year ago

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

1 year ago

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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...

1 year ago

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

1 year ago

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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...

1 year ago

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

1 year ago

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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...

1 year ago

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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...

1 year ago | 0

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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)...

1 year ago | 0

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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'); %...

1 year ago | 0

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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 ...

1 year ago | 0

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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...

1 year ago | 0

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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...

1 year ago | 0

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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...

1 year ago | 1

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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...

1 year ago | 2

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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...

1 year ago | 0

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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...

1 year ago | 0

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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]); ...

1 year ago | 0

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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...

1 year ago | 1

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How to plot points with corresponding colour
(Assuming there are only red and blue colors for the plot) Use logical indexing - %Check which elements of B are red idx = str...

1 year ago | 1

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使用limit函数求极限提示不允许不同类型之间赋值，怎么解决？
I scrolled across the image - jie is already defined as a struct (possibly in the code before this particular lines), thus you c...

1 year ago | 0

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How can I plot graph with lines of different color each using for loop?
You are over-writing the figure in each iteration, thus you only get the plot for a single iteration (i.e. the last one). Call ...

1 year ago | 0

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How to create random sequence?
Use randn to generate the sequences and modify it accordingly - avg = 817e-9; sd = 10e-9; N = 50; seq = avg + sd*randn(1,...

1 year ago | 0

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I need to make a function for compound interest using for
In case you want the final output - format shortg money=1000; for k=1:10 money=money*1.08; end money In case you w...

1 year ago | 0

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How to extract data from a 3D Array?
Use logical indexing - %Sample data p = 5; q = 6; r = 4; y = rand(p,q,r)-1; y(:, :, [2 r+1]) = zeros(p,q,2) %Check i...

1 year ago | 1

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for構文
That is because you are overwriting the files in each iteration of the for loop. Pre-allocate the output to assign data to it a...

2 years ago | 2

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'입력 인수가 부족합니다' 이 오류를 해결하고 싶어요.
I have made some changes to your code, please check the code below and refer to the comments for information - syms('x') %%...

2 years ago | 0

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Versions de Matlab compatibles Windows 11 et versions non recommandées pour Windows 11
MATLAB was introduced in Windows 11 from R2021b onwards. So, any versions before it i.e. R2021a or earlier, won't work on it. ...

2 years ago | 0

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Combining excel files with unequal rows
Try outerjoin - %Data from the images attached for example %Use readtable() to read the data as tables directly Name = ["Ada...

2 years ago | 0

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複素数の事前割り当て
You can use this syntax of zeros() to preallocate the data as a complex array -https://in.mathworks.com/help/matlab/ref/zeros.ht...

2 years ago | 1

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