A résolu


Add two different item as shown in example
Add two different item as shown in example x=5; y='ab'; Then output must be'5ab';

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Vector Linear sum: (p1-m1)V1+(p2-m2)V2+...(pK-mk)Vk
Calculate the sum of a Vector times coefficients expressed as two strings. Example: Normal representation [ a b c ], [ p1 ...

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Find the longest path in a graph?
Generally this is NP-hard problem. However, for DAGs (directed acyclic graphs) there is one clever way to solve the problem. It ...

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chance in percent for minimum K heads when a good coin is tossed N times?
For example, chance is 100% for minimum 0 heads when a coin is tossed 7 times. Chance is 50% for minimum 2 heads when a coin is...

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Perimeters/Circumference
Given an array. Determine whether the perimeter is of a circle, triangle or square. Then calculate the perimeter.

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evaluating elements of a vector in a function file
First, the "for" loop stop at first iteration because it enters in one "break" condition. Second, in order to fix it, please gi...

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How do I plot the relationship between two variables in an inseparable function?
(Erroneously canceled my previous answer) Not all s,T verify the equation. To find them use fsolve <https://it.mathworks.com/hel...

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Factorial !
Calculate the factorial of a non-negative integer without using the built in function *factorial*

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Matrix rotation as per given angle
Given a user defined matrix and angle of rotation, rotate the elements of output matrix as clockwise or anti-clockwise. Angle wi...

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Write a code that will follow the equation y = x * (x + x) * x.
If x = 5, y = 5 * (5+5) * 5 = 250

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Remove the positive integers.
Given array,x, remove all the positive numbers and display ouput as y. Example x=[1 -2 3 -4] , output is y=[-2 -4].

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find the surface area of a cube
given cube side length x, find the surface area of the cube, set it equal to y

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ベクトル [1 2 3 4 5 6 7 8 9 10]　の作成
MATLABでは,角括弧の中に要素を入れることで、ベクトルを作成できる。 x = [1 2 3 4] また次のようにも書ける（コンマはオプション）。 x = [1, 2, 3, 4] 問題：次のベクトルを出力する関数を作成せよ。...

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y equals x divided by 2
function y = x/2

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Subtract two positive numbers
Given a and b as a string, return b-a without using string to number conversion functions. a and b must to be a same size and b ...

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for loop and calculaion
Sure it doesn't work. This line d2 = (((P.*b)./(6.*l.*E.*I)).*((l./b).*(x-a).^3)+(l^2 - b.^2).*(x-x.^3)) there are for e...

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Sum of diagonals elements of a matrix
Given a matrix, return the sum of all the elements across the diagonals. E.g. A = [1 2 3; 4 5 6; 7 8 9;...

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Convert a numerical matrix into a cell array of strings
Given a numerical matrix, output a *cell array of string*. For example: if input = 1:3 output is {'1','2','3'} whic...

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I have merged image A and B into image C using imfuse(A,B) function, But how to get A and B from C?
Impossible.

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how to make an array with only single numbers from 1 till n
Here it is m=1:14 s=regexprep(num2str(m),' ','')-48

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Smoothing images with user-defined masks as vectors.
Use imfilter function: originalRGB = imread('peppers.png'); imshow(originalRGB); %define filter fil = ones(3,5,1);...

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hello, i have equation, but dont know how to solve it, x=argmaxD(epsilon), please help
Given D, then just [~,e]=max(G)

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letter yes yes & letter no no
Split a string into two strings, first string has all alphabetic letters, next string has all the rest, keep the order please, o...

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Given area find sides
In a right angle triangle given area 'A' one arm=x, another arm=2x then find the value of x. For example, area A=400 then ...

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Compute Fibonacci Number
Compute the _n_-th Fibonacci Number f(0) = 0, f(1) = 1, f(2) = 1, f(3) = 2, ... f(42) = 267914296

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How do you create the number as mentioned below?
Here it is m=1:30; n=12; s=regexprep(num2str(m),' ','') s(n)

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Challenge: How to interact with MATLAB figure using mouse events?
Also, try this simple version. You can update 5 pixels here, however choose the number in the for loop. I=zeros(20,20); ...

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Fahrenheit to Celsius converter
Convert Fahrenheit to Celsius degrees.

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Make a plot using value from a certain line of matrix
Herre it is: %define a 10x10 matrix A=rand(10,10); %plot its 5th column with index as x axis plot(A(5,:)); %de...

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how I write independent random numbers from a normal distribution, for example between (0,1)?
There is specific matlab function <https://it.mathworks.com/help/matlab/ref/randn.html> For example, create 4x5 matrix of n...

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