Roy Mathew
MathWorks
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1 of your answers has been accepted
Awarded to Roy Mathew on 19 Apr 2021
Provide your first answer ever to someone else's question
Awarded to Roy Mathew on 30 Sep 2020
Answer 1 question that was unanswered for more than 30 days
Awarded to Roy Mathew on 30 Sep 2020
Obtain 50 solvers for a problem you have created
Awarded to Roy Mathew on 26 Sep 2015
Create a problem
Awarded to Roy Mathew on 06 Feb 2012
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Awarded to Roy Mathew on 27 Jan 2012
Solve a problem for the first time
Awarded to Roy Mathew on 26 Jan 2012
Feeds
How to Share Buffer Between C Function Code (C Caller, C Function, S Functions)?
For the C caller block, if you are using a shared header to specify static globals, the objects would be shared by all C Callers...
más de 1 año hace | 0
Resuelto
Cricket - Sort Batters by Distance Run
Given a string vector of batters' names, a vector of the total number of runs they scored, a vector of the number of 4s they sco...
alrededor de 2 años hace
MATLAB Embedded Coder C-Caller Block: Custom type function variable arguments
C Caller directly calls the function from Simulink. So, the inputs to the function must be simulink compatible. If any of the in...
casi 3 años hace | 0
"Custom" C Code with embedded Coder and TI C2000
C Function block needs the function prototype defined either in the Simulation target or for code generation only, in the C Func...
más de 3 años hace | 2
| aceptada
C caller block: parse the function with no parameters and return values (usage of external functions inside)
You can do this in R2020b. See the documentation page for the parameter that enables this setting:Enable custom code globals as ...
alrededor de 4 años hace | 0
Resuelto
Make a half wave rectifier
Produce a signal that outputs the given sine wave source when it is greater than zero and outputs zero when it is less than zero...
más de 9 años hace
Resuelto
Produce a cosine wave
Produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/cosine-eqn.png>>
más de 9 años hace
Resuelto
Tell me the slope
Tell me the slope, given a vector with horizontal run first and vertical rise next. Example input: x = [10 2];
más de 11 años hace
Resuelto
Encoding Google Maps Polylines
This problem is based on the Google Polyline Encoder algorithm. This is how Google Maps encodes a line for display on a map. You...
alrededor de 12 años hace
Resuelto
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. ...
alrededor de 12 años hace
Resuelto
Kaprekar Steps
6174 is the <http://en.wikipedia.org/wiki/6174_%28number%29 Kaprekar constant>. All natural numbers less than 10,000 (except som...
alrededor de 12 años hace
Resuelto
Bullseye Matrix
Given n (always odd), return output a that has concentric rings of the numbers 1 through (n+1)/2 around the center point. Exampl...
más de 12 años hace
Resuelto
Is X a Fibonacci Matrix?
In honor of Cleve's new blog and post: <http://blogs.mathworks.com/cleve/2012/06/03/fibonacci-matrices/> Is X a Fibonacci ...
más de 12 años hace
Resuelto
Subset Sum
Given a vector v of integers and an integer n, return the the indices of v (as a row vector in ascending order) that sum to n. I...
más de 12 años hace
Resuelto
Find the peak 3n+1 sequence value
A Collatz sequence is the sequence where, for a given number n, the next number in the sequence is either n/2 if the number is e...
más de 12 años hace
Resuelto
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...
más de 12 años hace
Resuelto
QWERTY coordinates
Given a lowercase letter or a digit as input, return the row where that letter appears on a <http://en.wikipedia.org/wiki/Keyboa...
más de 12 años hace
Resuelto
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 ...
más de 12 años hace
Resuelto
Scrabble Scores
Given a word, determine its score in <http://en.wikipedia.org/wiki/Scrabble Scrabble>. The input string will always be provide...
más de 12 años hace
Resuelto
Which doors are open?
There are n doors in an alley. Initially they are all shut. You have been tasked to go down the alley n times, and open/shut the...
más de 12 años hace
Resuelto
Summing Digits within Text
Given a string with text and digits, add all the numbers together. Examples: Input str = '4 and 20 blackbirds baked in a...
más de 12 años hace
Resuelto
Function Iterator
Given a handle fh to a function which takes a scalar input and returns a scalar output and an integer n >= 1, return a handle f...
más de 12 años hace
Resuelto
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...
más de 12 años hace
Resuelto
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...
más de 12 años hace
Resuelto
Elapsed Time
Given two date strings d1 and d2 of the form yyyy/mm/dd HH:MM:SS (assume hours HH is in 24 hour mode), determine how much time, ...
más de 12 años hace
Resuelto
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...
más de 12 años hace
Resuelto
Find the longest sequence of 1's in a binary sequence.
Given a string such as s = '011110010000000100010111' find the length of the longest string of consecutive 1's. In this examp...
más de 12 años hace
Resuelto
Greed is good - Simple partition P[n].
Find a simple partition P[n]. E.g. P[10] = 4 + 3 + 2 + 1. # There are many solutions, compute just one set. # Don't repeat ...
más de 12 años hace
Resuelto
Remove the air bubbles
Given a matrix a, return a matrix b in which all the zeros have "bubbled" to the top. That is, any zeros in a given column shoul...
más de 12 años hace
Resuelto
Remove all the consonants
Remove all the consonants in the given phrase. Example: Input s1 = 'Jack and Jill went up the hill'; Output s2 is 'a ...
más de 12 años hace
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