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# Huayan Wang

##### Last seen: 11 months ago
19 total contributions since 2018

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Solved

Finding Perfect Squares
Given a vector of numbers, return true if one of the numbers is a square of one of the other numbers. Otherwise return false. E...

2 years ago

Solved

Generate a vector like 1,2,2,3,3,3,4,4,4,4
Generate a vector like 1,2,2,3,3,3,4,4,4,4 So if n = 3, then return [1 2 2 3 3 3] And if n = 5, then return [1 2 2...

2 years ago

Solved

Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

2 years ago

Solved

Return area of square
Side of square=input=a Area=output=b

2 years ago

Solved

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.

2 years ago

Question

choose points lie near a line on a surface plot
I have a meshgrid of [x y] = meshgrid(1:100,1:100); z could be any function of the x and y or some experimental data. Then m...

3 years ago | 0 answers | 0

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Question

how to superimpose a surface plot on a different size gray scale image
I have a grayscale image which has a size of 2448*2048. I have a surface plot on a mesh grid of (1:110, 1:92) Their data n...

3 years ago | 1 answer | 0

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Solved

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]; and ...

3 years ago

Solved

Make a checkerboard matrix
Given an integer n, make an n-by-n matrix made up of alternating ones and zeros as shown below. The a(1,1) should be 1. Examp...

3 years ago

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...

3 years ago

Solved

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

3 years ago

Solved

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

3 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 ...

3 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...

3 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:...

3 years ago

Question

GUI plot listening to several components value chage
I have a pushbutton, radio button and checkbox to control one plot in GUI. I would press the pushbutton to plot and then ever...

3 years ago | 0 answers | 0

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Question

pushbutton to change the button string and function
I am using the GUI to make an image acquisition application. I use a pushbutton to control the camera on and off. The initial...

3 years ago | 1 answer | 0

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Question

Can I use UIAxes to stream live video from a camera and how?
I am using R2017b App designer to develop an image acquisition program. Anybody can tell me can I do it through the UIAxes co...

3 years ago | 1 answer | 0