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Given a vector of numbers, return true if one of the numbers is a square of one of the other numbers. Otherwise return false.
4 years ago
Calculate the nth Fibonacci number.
Given n, return f where f = fib(n) and f(1) = 1, f(2) = 1, f(3) = 2, ...
Regardless of input, output the string 'yes'.
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.
Triangle numbers are the sums of successive integers. So 6 is a triangle number because
6 = 1 + 2 + 3
which can be displa...
Check if sorted.
Input x = [1 2 0]
Output y is 0
There will always be at least one prime in the matrix.
Input in = [ 8 3
5 9 ]
Output out is 4...
Given two lists of numbers, determine the weighted average.
[1 2 3] and [10 15 20]
should result in
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...
Remove the nth column from input matrix A and return the resulting matrix in output B.
A = [1 2 3; 4 5 6];
Given a and b, return the sum a+b in c.
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.
Input x = [1 2 3 5]
Output y is 11
Input x ...
In MATLAB, you create a vector by enclosing the elements in square brackets like so:
x = [1 2 3 4]
Commas are optional, s...
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...
Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN.
Given the input n, return true if n is odd or false if n is even.
Try out this test problem first.
Given the variable x as your input, multiply it by two and put the result in y.