Solved


The Hitchhiker's Guide to MATLAB
Output logical "true" if the input is the answer to life, the universe and everything. Otherwise, output logical "false".

mehr als 4 Jahre ago

Solved


Find the palindrome
Given the string a, find the longest palindromic sub-string b. So when a = 'xkayakyy'; you should return b = 'kayak';

mehr als 4 Jahre ago

Solved


Read a column of numbers and interpolate missing data
Given an input cell array of strings s, pick out the second column and turn it into a row vector of data. Missing data will be i...

mehr als 4 Jahre ago

Solved


Remove the small words from a list of words.
Your job is to tidy up a list of words that appear in a string. The words are separated by one or more spaces. Remove all words ...

mehr als 4 Jahre ago

Solved


Remove the polynomials that have positive real elements of their roots.
The characteristic equation for a dynamic system is a polynomial whose roots indicate its behavior. If any of the <http://www.ma...

mehr als 4 Jahre ago

Solved


Prime factor digits
Consider the following number system. Calculate the prime factorization for each number n, then represent the prime factors in a...

mehr als 4 Jahre ago

Solved


Tic Tac Toe FTW
Given a tic tac toe board: * 1 represents X * 0 represents empty. * -1 represents O It is X's move. If there is an imme...

mehr als 4 Jahre ago

Solved


Counting in Finnish
Sort a vector of single digit whole numbers alphabetically by their name, in Finnish. See the Wikipedia page for <http://en.wik...

mehr als 4 Jahre ago

Solved


Alphabetize by last name
Given a list of names in a cell array, sort the list by the last name. So if list = {'Barney Google','Snuffy Smith','Dagwood ...

mehr als 4 Jahre ago

Solved


Clean the List of Names
Given a list of names in a cell array, remove any duplications that result from different capitalizations of the same string. So...

mehr als 4 Jahre ago

Solved


Find common elements in matrix rows
Given a matrix, find all elements that exist in every row. For example, given A = 1 2 3 5 9 2 5 9 3 2 5 9 ...

mehr als 4 Jahre ago

Solved


Interpolator
You have a two vectors, a and b. They are monotonic and the same length. Given a value, va, where va is between a(1) and a(end...

mehr als 4 Jahre ago

Solved


Scrabble Scores
Given a word, determine its score in <http://en.wikipedia.org/wiki/Scrabble Scrabble>. The input string will always be provi...

mehr als 4 Jahre ago

Solved


Test for balanced parentheses
Given the input inStr, give the boolean output out indicating whether all the parentheses are balanced. Examples: * If ...

mehr als 4 Jahre ago

Solved


Indexed Probability Table
This question was inspired by a Stack Overflow question forwarded to me by Matt Simoneau. Given a vector x, make an indexed pro...

mehr als 4 Jahre ago

Solved


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

mehr als 4 Jahre ago

Solved


Find the two most distant points
Given a collection of points, return the indices of the rows that contain the two points most distant from one another. The inpu...

mehr als 4 Jahre ago

Solved


Swap the input arguments
Write a two-input, two-output function that swaps its two input arguments. For example: [q,r] = swap(5,10) returns q = ...

mehr als 4 Jahre ago

Solved


Pizza value using expression with parentheses
Pizza prices are typically listed by diameter, rather than the more relevant feature of area. Compute a pizza's value (cost per ...

mehr als 4 Jahre ago

Solved


How to find the position of an element in a vector without using the find function
Write a function posX=findPosition(x,y) where x is a vector and y is the number that you are searching for. Examples: fin...

mehr als 4 Jahre ago

Solved


Fahrenheit to Celsius using multiple statements
Given a Fahrenheit value F, convert to a Celsius value C. While the equation is C = 5/9 * (F - 32), as an exercise use two state...

mehr als 4 Jahre ago

Solved


Reverse the vector
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]

mehr als 4 Jahre ago

Solved


Simple equation: Annual salary
Given an hourly wage, compute an annual salary by multiplying the wage times 40 and times 50, because salary = wage x 40 hours/w...

mehr als 4 Jahre ago

Solved


Check if sorted
Check if sorted. Example: Input x = [1 2 0] Output y is 0

mehr als 4 Jahre ago

Solved


Remove all the words that end with "ain"
Given the string s1, return the string s2 with the target characters removed. For example, given s1 = 'the main event' your ...

mehr als 4 Jahre ago

Solved


Extract leading non-zero digit
<http://en.wikipedia.org/wiki/Benford%27s_law Benford's Law> states that the distribution of leading digits is not random. This...

mehr als 4 Jahre ago

Solved


Sums with Excluded Digits
Add all the integers from 1 to n in which the digit m does not appear. m will always be a single digit integer from 0 to 9. no...

mehr als 4 Jahre ago

Solved


Return the largest number that is adjacent to a zero
This example comes from Steve Eddins' blog: <http://blogs.mathworks.com/steve/2009/05/27/learning-lessons-from-a-one-liner/ Lear...

mehr als 4 Jahre ago

Solved


Side of a rhombus
If a rhombus has diagonals of length x and x+1, then what is the length of its side, y? <<http://upload.wikimedia.org/wikipe...

mehr als 4 Jahre ago

Solved


Side of an equilateral triangle
If an equilateral triangle has area A, then what is the length of each of its sides, x? <<http://upload.wikimedia.org/wikipe...

mehr als 4 Jahre ago

Load more