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I have two usb-serial adapters, one shows up on COM12 and one on COM13. If I have the COM12 adapter connected when I start Matl...

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Posted 4 years ago

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...

Solve this!

7 months ago

Given n, find the sum of the digits that make up 2^n. Example: Input n = 7 Output b = 11 since 2^7 = 128, and 1 + ...

Given the matrix a, return the index r of the row with the most nonzero elements. Assume there will always be exactly one row th...

At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 times 12 is way more th...

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...

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

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

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...

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

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 ...

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

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

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

In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

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

Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...