Create a code for XNOR
Given two inputs, output XNOR of those two

Create tangent function out of cosine only
Please don't use tangent and sine functions

Create cosine function out of sine

Given input in degrees, output to radians

Given input in radians, output to degrees

Ceil Me Now
Get the ceiling of the input matrix

BaeIsAlwaysRight
Output yes whatever bae says

Why is the factorial of 0 equal to 1?
A Factorial of a number n can defined as the total number of ways of selecting n different objects. For Example, total number ...

Beat the test suite if you can :)
Solve this problem based on clues in the test suite.

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

Project Euler: Problem 1, Multiples of 3 and 5
If we list all the natural numbers below 10 that are multiples of 3 or 5, we get 3, 5, 6 and 9. The sum of these multiples is 23...

Sort a list of complex numbers based on far they are from the origin.
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...

Create an array (n,n) where only diagonal elements are '1' and others are '0'
Create an array (n,n) where only diagonal elements are '1' and others are '0' EX: n = 3; then Resultant array would be [ 1 0...

Product of Array
Given an array of numbers. Get the product of the array.

Sum of series I
What is the sum of the following sequence: Σ(2k-1) for k=1...n for different n?

UICBioE240 problem 1.1
Remove the middle row from a matrix, assuming # of rows is odd. So if A = [ 1 2 3; 4 5 6; 7 8 9] the...

Cumulative product of a vector
Cumulative product of a vector example x=[1 2 5 10], then answer must be [ 1 2 10 100] *If you like this prob...

Test if a matrix is symmetric
Write a logical function that returns 1 if the input matrix is symmetric and 0 otherwise.

How many digits are there?
Input(s) - any string Output(n) - number of digits within string s

The rabbit problem
Someone discovered that rabbits reproduce at the rate of fibonnaci so you just input the number and it will print the fibonnaci ...

Average speed for the entire trip
The input is two speeds (for the trip and return trip) and output is average speed. Assume units are consistent, say miles per h...

Number Persistence
A number's persistence is the number of steps required to reduce it to a single digit by multiplying all its digits to obtain a ...

Computing Wind chill
On a windy day, a temperature of 15 degrees may feel colder, perhaps 7 degrees. The formula below calculates the "wind chill," i...

What's size of TV?
Many people buy TV. Usually they ask about diagonal. But also important are width and height. Let's assume that all TV have rati...

Power of n ?
Determine if _x_ (positive integer) is a power of _n_, return true or false accordingly.

Find out sum of prime number till given number
Find out sum of prime number till given number Example, if number is 10, then answer must be 17.

Skip by a multiple
Given an integer create an array of its multiples. Array must have a length of 15

MATLAB Basic: rounding
Do rounding near to zero Example: -8.8, answer -8 +8.1 answer 8

solve for y that is half as much as three less than one tenth of x
function y = half(x) y = (x * .1); end

the fly, the train, the second train, and their Zeno's paradox
*You have heard this one*: A train leaves station _A_ and travels with constant velocity _v1_. A second train leaves station _B_...