warnerchang
Never be afraid to try something new
MATLAB
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MATLAB Central Community 20 Year Anniversary Treasure Hunt participant badge
Awarded to warnerchang on 22 Sep 2021
Solve 500 problems
Awarded to warnerchang on 03 Oct 2021
Solve a problem with a best solution
Awarded to warnerchang on 29 Sep 2021
Download any 10 unique submissions
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Create a problem
Awarded to warnerchang on 29 Sep 2021
Solve all the problems in Draw Letters problem group
Awarded to warnerchang on 04 Jul 2021
Solve all the problems in Sequences & Series II
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Solve all the problems in Strings II
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Solve all the problems in Matrix Manipulation II
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Solve all the problems in Matrix Patterns II
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Solve all the problems in Indexing II
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Solve Project Euler problems using Matlab
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Content Feed
Solved
Make one big string out of two smaller strings
If you have two small strings, like 'a' and 'b', return them put together like 'ab'. 'a' and 'b' => 'ab' For extra ...
24 Tage ago
Solved
Angle between two vectors
You have two vectors , determine the angle between these two vectors For example: u = [0 0 1]; v = [1 0 0]; The a...
24 Tage ago
Problem
Poly2mask, drawpolygon or patch
Recently, I tried to plot a polygon in matlab, and I found there is a lot of embedded function that can be used. However, some f...
25 Tage ago | 0 | 3 solvers
Solved
Is it a number?
Determine if input is numeric. If it is,output is 1; if it is not, output is 0.
25 Tage ago
Solved
Replace every 3rd element in a vector with 4
x is a vector of undetermined length You are to replace every 3rd element with the number 4, example: x = [11 23 34 43 2 3...
25 Tage ago
Solved
Test Problem; Create a 5x5 array containing all ones
This is a test for learning the process of creating a Cody problem. The goal of this test problem will be to create an array,...
25 Tage ago
Solved
Number of 1s in the Binary Representation of a Number
*Description* Return the number of 1s in the (unsigned integer) binary representation of a number. This function should be ab...
25 Tage ago
Solved
Make a run-length companion vector
Given a vector x, return a vector r that indicates the run length of any value in x. Each element in r shows how many times the ...
25 Tage ago
Solved
Too mean-spirited
Find the mean of each consecutive pair of numbers in the input row vector. For example, x=[1 2 3] ----> y = [1.5 2.5] x=[1...
25 Tage ago
Solved
Vectorize the digits of an Integer
Create a vector of length N for an integer of N digits. x = 123045; x_vec = [1 2 3 0 4 5]; I happened upon a trick ...
25 Tage ago
Solved
UICBioE240 problem 1.3
Find the length of a vector. So if A = [1 1 1 1 1] Then B = 5
25 Tage ago
Solved
Create a two dimensional zero matrix
You have to create a zero matrix of size (mxn) whose inputs are m and n and the elements of your matrix should be zeros. Exam...
25 Tage ago
Solved
Basic arrays operations.
Apply element-by-element binary operation 'fun' to two arrays (A and B).
25 Tage ago
Solved
How many jokers?
* Given DNA codes of a group of suspects, * and a code for certain types of jokers, * Count how many jokers of that type. * ...
25 Tage ago
Solved
04 - Scalar Equations 3
Define the variables a, b, and c: <<http://samle.dk/STTBDP/Assignment1_4-a.png>> <<http://samle.dk/STTBDP/Assignment1_4-b....
25 Tage ago
Solved
03 - Matrix Variables 6
Make _fMat_ be a 5x3 matrix of random integers with values from -3 to 3 (Hint: use *randi*)
26 Tage ago
Solved
06 - Matrix Equations 2
Define the vectors _aVec_ and _bVec_: <<http://samle.dk/STTBDP/Assignment1_2a.png>> and <<http://samle.dk/STTBDP/Assig...
26 Tage ago
Solved
multiply by three
Given the variable x as your input, multiply it by 3 and put the result equal to y. Examples: Input x = 2 Output y is ...
26 Tage ago
Solved
Remove white space from the string
Remove the white spaces (trailing and leading) from the input variable
26 Tage ago
Solved
2 b | ~ 2 b
Given a string input, output true if there are 2 b's in it, false if otherwise Examples: 'Macbeth' -> false 'Publius Cor...
26 Tage ago
Solved
Find the index of the largest value in any vector X=[4,3,4,5,9,12,0,4.....5]
The given function returns the index of the maximum value in a given matrix. such as X=[4,3,4,5,9,12,0,5] Ans= 6 if maxim...
26 Tage ago
Solved
Back to basics 6 - Column Vector
Covering some basic topics I haven't seen elsewhere on Cody. Given an input vector, output true or false whether it is a colu...
26 Tage ago
Solved
Specific Element Count
Given a vector _v_ and a element _e_, return the number of occurrences of _e_ in _v_. Note: NaNs are equal and there may be n...
26 Tage ago
Solved
Create incrementing array
Given a and b generate an output matrix as shown in following examples: a=2 b=5 output=[2 20 200 2000 20000] a=4 b...
28 Tage ago
