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MEDIA DE ME GUSTA
MATLAB Central Community 20 Year Anniversary Mini Hack participant badge
Awarded to David Hill on 11 Nov 2021
MATLAB Central Community 20 Year Anniversary Treasure Hunt participant badge
Awarded to David Hill on 14 Sep 2021
Contribute at least one answer each month for 36 consecutive months
Awarded to David Hill on 02 Aug 2022
Solve all the problems in Strings II
Awarded to David Hill on 23 Jul 2024
Solve all the problems in R2016b Feature Challenge
Awarded to David Hill on 23 Jul 2024
Your submissions were downloaded 250 or more times in a month
Awarded to David Hill on 01 Dec 2021
Your submissions received 10 five star ratings
Awarded to David Hill on 02 Oct 2021
Solve all the problems in Cody Challenge
Awarded to David Hill on 23 Jul 2024
Solve all the problems in Matrix Patterns III problem group
Awarded to David Hill on 22 Jul 2024
Solve all the problems in Indexing I
Awarded to David Hill on 03 Jul 2023
Solve all the problems in ASEE Challenge
Awarded to David Hill on 03 Jul 2023
Feeds
Resuelto
calculate the day of the year from a date string.
'09-Oct-2016' is the 283rd day of the year. So doy = dayoftheyear('09-Oct-2016') should return doy = 283
2 días hace
Resuelto
Get an array of month-ends in a date range
Create a function that would return a list of month-ends falling in a given date range. If a start date or end date falls on a...
2 días hace
Resuelto
Lost days
Given two dates in a particular format, calculate the difference between them.
2 días hace
Resuelto
Calendar Matrix
Return a calendar matrix for the given values of month and year. Assume that Sunday is the first day of the week. The resulting ...
2 días hace
Resuelto
Count the days
Count the occurrence of a particular day (e.g. Monday) for a given duration.
2 días hace
Resuelto
Friday the 13th
According to superstition, lots of unpleasant stuff happens on Friday the 13th, so you might like to find the next occurence of ...
2 días hace
Resuelto
Find the day for a date
Today's day and date will be given to you. By utilising that you need to find the day of the old date. (Date will be in DD/MM/YY...
2 días hace
Resuelto
The End of the World
given a date -- represent it in the Maya long count system. <https://en.wikipedia.org/wiki/Maya_calendar> <https://maya.nm...
2 días hace
Resuelto
How long until the weekend?
Write a function a that takes a date vector as an input and returns the number of hours until the weekend begins. The beginning...
3 días hace
Resuelto
Days until next NewYear ball drop
Given a date string in the form 'yyyy-mm-dd' or 'yyyy-mm-dd hh:mm:ss', calculate the number of *days* until the dropping of the ...
3 días hace
Resuelto
Mean and standard deviation of times in string
Input(t) - cell of strings with times in format 'min:sec.ms' Output([m, s]) - two strings with mean and standard deviation wi...
4 días hace
Resuelto
Morse Code Generator! Try it!
.... . .-.. .-.. --- . ...- . .-. -.-- --- -. . -.-.-- .-.. . - ... -.. --- ... --- -- . -- --...
4 días hace
Resuelto
Simple Caesar Cypher - shift encrypt a message given an index number
A Caesar cypher is a simple shift encryption method. Your goal is to create a function that allows a user to input a string and ...
4 días hace
Resuelto
Words Count: A Cell Array Approach
Given an input character vector consisting of words, punctuation marks, white spaces, and possibly newline characters (\n), arra...
4 días hace
Resuelto
String Array Basics, Part 4: Convert String Array with Missing Values to Cell Array
<http://www.mathworks.com/help/matlab/characters-and-strings.html String array> and cell array are two types of containers for s...
4 días hace
Resuelto
String Array Basics, Part 3: Convert Cell Array with Missing Values to String Array
<http://www.mathworks.com/help/matlab/characters-and-strings.html String array> and cell array are two types of containers for s...
4 días hace
Resuelto
Mastermind
We are playing the boardgame mastermind <https://en.wikipedia.org/wiki/Mastermind_(board_game)>. The game master has created a 4...
4 días hace
Resuelto
Mastermind IV: Optimal Solver - max of 5 guesses
<https://en.wikipedia.org/wiki/Mastermind_(board_game) Mastermind> is a code breaking logic puzzle. A pattern of 6 colors(values...
4 días hace
Resuelto
Words Count: A String Array Approach
Given an input character vector consisting of words, punctuation marks, white spaces, and possibly newline characters (\n), arra...
5 días hace
Resuelto
Combine the first and last names
MATLAB R2016 provides a rich set of functions to work with string arrays. In this problem, you will be given two string arrays o...
5 días hace
Resuelto
Use a timetable to analyze a train timetable (Part 5)
You are analyzing a train timetable (you have some time to kill since you just missed your train!) How many trains depart each d...
5 días hace
Resuelto
Use a timetable to analyze a train timetable (Part 4)
You are analyzing a train timetable (you have some time to kill since you just missed your train!) What is the average daily tri...
5 días hace
Resuelto
Use a timetable to analyze a train timetable (Part 3)
Oh no, you missed your train to Boston (again?)! How many times can you miss that train today? (In other words, how many Boston ...
5 días hace
Resuelto
Use a timetable to analyze a train timetable (Part 2)
Oh no, you missed your train to Boston! Find the departure time of the next available train by analyzing the train timetable. Yo...
5 días hace
Resuelto
Use a timetable to analyze a train timetable (Part 1)
Oh no, you missed your train to Boston! Find the departure time of the next available train by analyzing the train timetable. Th...
5 días hace
Resuelto
Give me Hamming on five, hold the mayo
A Hamming Number is a positive number that has no prime factor greater than 5. Given a number X, determine how many Hamming num...
5 días hace
Resuelto
Polar Form Complex Number Entry
Write a function that takes the magnitude and angle(in degrees) of a complex number and returns a complex variable. Positive ang...
5 días hace
Resuelto
Find Pseudo-Cyclic Number
A cyclic number is an integer in which cyclic permutations of the digits are successive multiples of the number https://en.wikip...
5 días hace
Resuelto
Lah Numbers
Create a square lower diagonal matrix containing the first n Lah number coefficients. In mathematics, the Lah numbers are coeffi...
5 días hace
Resuelto
Counting the Grand Primes
A grand prime pair is a pair of primes, p1 and p2=p1+1000, such that both numbers are prime. Like a twin prime pair, where the d...
5 días hace
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