Community Profile

Contact

Top 5% contributor

The problem are inconsistent sizes of the matrices you are training to put together. First, you initialize image_data1 = [...

0

Answered 6 days ago

Make date ticks adapt to zooming

5 downloads

1 month ago

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...

Solve this!

9 days ago

Regardless of input, output the string 'yes'.

Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.

19 days ago

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...

Given a list of complex numbers z, return a list zSorted such that the numbers that are farthest from the origin (0+0i) appear f...

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...

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...

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

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

Remove all the redundant elements in a vector, but keep the first occurrence of each value in its original location. So if a =...

There will always be at least one prime in the matrix. Example: Input in = [ 8 3 5 9 ] Output out is 4...

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

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

Given a number n, create an n-by-n matrix in which the integers from 1 to n^2 wind back and forth along the rows as shown in the...

2 years ago

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

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...

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 ...

Reverse the vector elements. Example: Input x = [1,2,3,4,5,6,7,8,9] Output y = [9,8,7,6,5,4,3,2,1]

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...

3 years ago

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...

4 years ago

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...

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

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

Choose your country to get translated content where available and see local events and offers. Based on your location, we recommend that you select: .

You can also select a location from the following list:

See all countries