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Magdy Saleh


Active since 2018

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Answered
How to create a matrix with the same number in every few rows?
Create a 250 by 250 matrix: A = zeros(250) And then to fill any 50 rows with a particular number: A(1:50,:) = 1...

5 years ago | 0

Answered
A = [ 1 2 1;1 3 1;1 4 1;2 5 2;3 5 3;4 5 4] ; For above matrix first i need out put like all possible path like 1-2-5 and its total weight (1+2 =3); path 1-3-5 and its total weight (1+3 = 4), Path 1-4-5 and its total weight (1+4 =5);
You can try this: A = [ 1 2 1;1 3 1;1 4 1;2 5 2;3 5 3;4 5 4]; cntr = 1; path = []; for i = 1:length(A) ...

5 years ago | 0

| accepted

Answered
How to separate connected image objects
There are two approaches you can take here, either you write a script that changes the pixel values for the line given you know ...

6 years ago | 0

Answered
Storing while loop values in a vector?? Error
It might be easier here to use a cell array as such fid = fopen('example.txt'); sample={}; %empty matrix count=1; ...

6 years ago | 0

| accepted

Answered
how to make my code simpler ?
Try something like: for i=1:num_elems %assuming you know the number of elements and have set it before hand eval(['TB...

6 years ago | 1

| accepted

Solved


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...

6 years ago

Solved


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

6 years ago

Solved


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

6 years ago

Solved


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 ...

6 years 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...

6 years ago

Solved


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:...

6 years ago