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Feeds
A résolu
Mirror Pair Mean
Given a row or column vector v, create a vector y of the same size where each element is replaced by the average of itself and i...
environ 2 mois il y a
A résolu
Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...
2 mois il y a
Problème
Project Euler: Problem 2, Sum of even Fibonacci
Each new term in the Fibonacci sequence is generated by adding the previous two terms. By starting with 1 and 2, the first 10 te...
environ 14 ans il y a | 31 | 2852 solveurs
Problème
Knight's Tour Checker
Given a matrix a, determine whether or not a legal <http://en.wikipedia.org/wiki/Knight's_tour knight's tour> is present. The kn...
plus de 14 ans il y a | 24 | 1474 solveurs
Problème
Given two strings, find the maximum overlap
Given two strings s1 and s2, create a new string s3 which is as short as possible and contains both strings. If s1 = [1 2...
plus de 14 ans il y a | 26 | 1754 solveurs
Problème
Target sorting
Sort the given list of numbers |a| according to how far away each element is from the target value |t|. The result should return...
plus de 14 ans il y a | 31 | 4566 solveurs
Problème
Find state names that start with the letter N
Given a list of US states, remove all the states that start with the letter N. If s1 = 'Alabama Montana Nebraska Vermont Ne...
plus de 14 ans il y a | 9 | 1453 solveurs
Problème
Get the area codes from a list of phone numbers
Given a string of text with phone numbers in it, return a unique'd cell array of strings that are the area codes. s = '508-647...
plus de 14 ans il y a | 8 | 1074 solveurs
Problème
Connect Four Win Checker
<http://en.wikipedia.org/wiki/Connect_Four Connect Four> is a game where you try to get four pieces in a row. For this problem, ...
plus de 14 ans il y a | 24 | 1346 solveurs
Problème
Calculate the Levenshtein distance between two strings
This problem description is lifted from <http://en.wikipedia.org/wiki/Levenshtein_distance>. The Levenshtein distance betwee...
plus de 14 ans il y a | 25 | 1508 solveurs
Problème
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...
plus de 14 ans il y a | 12 | 1896 solveurs
Problème
It dseon't mettar waht oedrr the lrettes in a wrod are.
An internet meme from 2003 (read more <http://www.snopes.com/language/apocryph/cambridge.asp here>) asserted that readers are re...
plus de 14 ans il y a | 25 | 2106 solveurs
Problème
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...
plus de 14 ans il y a | 10 | 2527 solveurs
Problème
Renaming a field in a structure array
MATLAB has a <http://www.mathworks.com/help/techdoc/ref/setfield.html setfield> and a <http://www.mathworks.com/help/techdoc/ref...
plus de 14 ans il y a | 11 | 1579 solveurs
Problème
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...
plus de 14 ans il y a | 5 | 1741 solveurs
Problème
Longest Divisor Run
Given the vector a, find the longest run of consecutive numbers that can be evenly divided by the same number d where d > 1. ...
plus de 14 ans il y a | 8 | 1360 solveurs
Problème
Prime factor digits
Consider the following number system. Calculate the prime factorization for each number n, then represent the prime factors in a...
plus de 14 ans il y a | 28 | 2540 solveurs
Problème
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 ...
plus de 14 ans il y a | 10 | 1562 solveurs
Problème
DNA N-Gram Distribution
Given a string s and a number n, find the most frequently occurring n-gram in the string, where the n-grams can begin at any poi...
plus de 14 ans il y a | 7 | 1375 solveurs
Problème
Implement a ROT13 cipher
Replace each character in string s1 with the character that is shifted 13 positions from it (wrap back to the beginning if neces...
plus de 14 ans il y a | 13 | 1714 solveurs
Problème
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...
plus de 14 ans il y a | 5 | 1794 solveurs
Problème
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 =...
plus de 14 ans il y a | 19 | 3880 solveurs
Problème
Test for balanced parentheses
Given the input inStr, give the boolean output out indicating whether all the parentheses are balanced. Examples: * If ...
plus de 14 ans il y a | 9 | 1247 solveurs
Problème
Mandelbrot Numbers
The <http://en.wikipedia.org/wiki/Mandelbrot_set Mandelbrot Set> is built around a simple iterative equation. z(1) = c z...
plus de 14 ans il y a | 17 | 1778 solveurs
Problème
Find the palindrome
Given the string a, find the longest palindromic sub-string b. So when a = 'xkayakyy'; you should return b = 'kayak';
plus de 14 ans il y a | 9 | 1665 solveurs
Problème
Balanced number
Given a positive integer find whether it is a balanced number. For a balanced number the sum of first half of digits is equal to...
plus de 14 ans il y a | 22 | 3084 solveurs
Problème
Replace NaNs with the number that appears to its left in the row.
Replace NaNs with the number that appears to its left in the row. If there are more than one consecutive NaNs, they should all ...
plus de 14 ans il y a | 18 | 3066 solveurs
Problème
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...
plus de 14 ans il y a | 39 | 3404 solveurs
Problème
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...
plus de 14 ans il y a | 23 | 2351 solveurs
Problème
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 ...
plus de 14 ans il y a | 17 | 2344 solveurs
