已解决

Make a Palindrome Number
Some numbers like 323 are palindromes. Other numbers like 124 are not. But look what happens when we add that number to a revers...

11 years 前

已解决

Determine whether a vector is monotonically increasing
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...

11 years 前

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Swap the first and last columns
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...

11 years 前

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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. Example...

11 years 前

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Triangle Numbers
Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...

11 years 前

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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 ...

11 years 前

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Binary numbers
Given a positive, scalar integer n, create a (2^n)-by-n double-precision matrix containing the binary numbers from 0 through 2^n...

11 years 前

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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...

11 years 前

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

11 years 前

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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...

11 years 前

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Which values occur exactly three times?
Return a list of all values (sorted smallest to largest) that appear exactly three times in the input vector x. So if x = [1 2...

11 years 前

已解决

Remove the vowels
Remove all the vowels in the given phrase. Example: Input s1 = 'Jack and Jill went up the hill' Output s2 is 'Jck nd Jll wn...

11 years 前

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

11 years 前

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Matrix to column conversion
Given a matrix of any size, convert it into a column vector. e.g A=[10 20 30; 40 50 60] then, B = [10; 40; ...

11 years 前

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Find the index of the largest value in any vector X=[4,3,4,5,9,12,0,4.....5]
The given function returns the index of the maximum value in a given matrix. such as X=[4,3,4,5,9,12,0,5] Ans= 6 if maxim...

11 years 前

已解决

Is my wife right?
Regardless of input, output the string 'yes'.

11 years 前

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Min of a Matrix
Return the minimum value in the given matrix.

11 years 前

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Remove any row in which a NaN appears
Given the matrix A, return B in which all the rows that have one or more <http://www.mathworks.com/help/techdoc/ref/nan.html NaN...

11 years 前

已解决

Fibonacci sequence
Calculate the nth Fibonacci number. Given n, return f where f = fib(n) and f(1) = 1, f(2) = 1, f(3) = 2, ... Examples: Inpu...

11 years 前

已解决

Find all elements less than 0 or greater than 10 and replace them with NaN
Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...

11 years 前

已解决

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 ...

11 years 前

已解决

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

11 years 前

已解决

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:...

11 years 前

已回答
parfor for double iteration??
You will need to slice/classify your variables in parfor loops. Look at this blog: http://blogs.mathworks.com/loren/2009/10/0...

11 years 前 | 0

已回答
Error while using MATLAB engine and C++
This error occurs because you use engopen() and engclose() multiple times.

11 years 前 | 0

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已回答
How to use the 32-bit dll of Visual Studio which is using MATLAB dll (32-bit) on 64-bit windows 2008?
The bitness of the DLL, MATLAB and your Visual Studio must match. If you want to use your 32-bit DLL along with 32-bit MATLAB in...

11 years 前 | 0

已回答
how to connect the matlab to mysql database
Make sure the database and the driver are installed, once you have the database toolbox. Connect to the database, test_db, on...

11 years 前 | 0

已回答
append data to the end of a txt file...works for 1 line...it doesnt work for two lines
Use '\n' to add a new line before writing 'blength' clc fid = fopen('C:\Users\Mr Andrew\Desktop\111.txt', 'a')...

11 years 前 | 0

已回答
how to get the structure variable in excel using matlab addins?
You can use the MATLAB EVAL function in conjunction with the MATLABSUB Excel Link function to obtain the data. For this you can...

11 years 前 | 0

已回答
Builder Ex - compiling with .mat file included using Excel Compiler
If you want to use your compiled component in Excel, you will have to compile it into an Excel add-in, not as an exe. This optio...

11 years 前 | 0

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