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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...

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3 years ago

Given an integer n >= 0, generate the length n+1 row vector representing the n-th row of <http://en.wikipedia.org/wiki/Pascals_t...

A pangram, or holoalphabetic sentence, is a sentence using every letter of the alphabet at least once. Example: Input s ...

You have a matrix for which each row is a person and the columns represent the number of quarters, nickels, dimes, and pennies t...

Given a row vector of numbers, find the indices of the two nearest numbers. Examples: [index1 index2] = nearestNumbers([2 5 3...

Sort the given list of numbers |a| according to how far away each element is from the target value |t|. The result should return...

The <http://en.wikipedia.org/wiki/Goldbach's_conjecture Goldbach conjecture> asserts that every even integer greater than 2 can ...

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

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

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...

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

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:...