Solved
Blockland
Add a new block to these towers without letting them fall. To add a new block just choose the x-coordinate (between -10 and ...
11 years ago
Problem
Megan's walk
Can you make <http://www.mathworks.com/matlabcentral/fileexchange/51139-megan-simulator--xkcd- Megan> (a stick-figure model of t...
11 years ago | 3 | 8 solvers
Problem
the proud tradition of zero scores in Cody
The short version is: *_your function should return a zero and also have a zero score/size_* The long version comes with a li...
11 years ago | 1 | 12 solvers
Solved
Say something funny
Say something funny, or not. Your solution will be (fully automatically and objectively) scored based on how clever or funny ...
11 years ago
Answered
Check if a graphics object is visible to the user
While it is simple to check which object is visible, e.g.: function ok = isvisible(handle) ok = true; while ok&&~isequal...
Check if a graphics object is visible to the user
While it is simple to check which object is visible, e.g.: function ok = isvisible(handle) ok = true; while ok&&~isequal...
11 years ago | 1
| accepted
Solved
It's going down. We're finding simbers!
This problem is inspired by Project Euler 520: Simbers. "We define a simber to be a positive integer in which any odd digit, ...
11 years ago
Answered
How to import Excel data from a spreadsheet with cross-file references?
I clearly would not recommend this as a first choice, but if nothing else works then perhaps you can simply have Matlab open, sa...
How to import Excel data from a spreadsheet with cross-file references?
I clearly would not recommend this as a first choice, but if nothing else works then perhaps you can simply have Matlab open, sa...
11 years ago | 1
| accepted
Answered
how to average the close points ?
If you do not have "lines" of close points (the transitiveness issue that Walter mentioned), a simple and quick way to do this c...
how to average the close points ?
If you do not have "lines" of close points (the transitiveness issue that Walter mentioned), a simple and quick way to do this c...
11 years ago | 0
Solved
Create a Standard Size Vector
Given an input x, create a row vector y from 1 to x with 5 elements.
11 years ago
Solved
Create a Matrix of Zeros
Given an input x, create a square matrix y of zeros with x rows and x columns.
11 years ago
Question
solving a matrix exponential equation
I know this is perhaps a "methods" question rather than a purely "Matlab" question, but does anybody know or could point me towa...
11 years ago | 1 answer | 0
1
answerAnswered
Storing blocks of matrix data into a cell array
You may use <http://www.mathworks.com/help/matlab/ref/mat2cell.html mat2cell> for that. For example: rows = find(any(X,2)); ...
Storing blocks of matrix data into a cell array
You may use <http://www.mathworks.com/help/matlab/ref/mat2cell.html mat2cell> for that. For example: rows = find(any(X,2)); ...
11 years ago | 1
| accepted
Solved
Faint Receipt
Suppose you have a receipt with some numbers that have been smudged or didn't print. In particular, the total amount is missing ...
11 years ago
Solved
Combined Ages 4 - Non-symmetric with multiples, n ≥ 3
This problem is slightly more difficult than <http://www.mathworks.com/matlabcentral/cody/problems/42383-combined-ages-3-non-sym...
11 years ago
Solved
Combined Ages 2 - Symmetric, n ≥ 3
Following on <http://www.mathworks.com/matlabcentral/cody/problems/42382-combined-ages-1-symmetric-n-3 Combined Ages 2>, you wil...
11 years ago
Solved
Combined Ages 3 - Non-symmetric, n ≥ 3
Pursuant to the previous two problems ( <http://www.mathworks.com/matlabcentral/cody/problems/42382-combined-ages-1-symmetric-n-...
11 years ago
Solved
Combined Ages 1 - Symmetric, n = 3
You have probably seen the common riddle wherein combined ages are provided and you must determine the individual ages. For exam...
11 years ago
Solved
Dice roll - opposite faces
For this problem, you will be provided with the values of a dice roll (regular six-sided dice). The number of dice will be at le...
11 years ago
Solved
Dice roll - lateral faces
For this problem, you will be provided with the values of a dice roll (regular six-sided dice). The number of dice will be at le...
11 years ago
Solved
Recursive Standard Deviation
When you have a large set of data, it can be resource consuming to calculate standard deviation at every step. So why not calcul...
11 years ago
Solved
Bouncy numbers
Inspired by Project Euler n°112. * * Working from left-to-right if no digit is exceeded by the digit to its left it is call...
11 years ago
Solved
The Python Challenge, Level 1: Decode strings
This problem is based on <http://www.pythonchallenge.com/pc/def/map.html Level 1 of The Python Challenge>, which is just a serie...
11 years ago
Answered
Generate arrow keys in MATLAB gui
The cdata approach is probably simpler. First check that variable rarrow_img contains the correct 3D matrix format (see th...
Generate arrow keys in MATLAB gui
The cdata approach is probably simpler. First check that variable rarrow_img contains the correct 3D matrix format (see th...
11 years ago | 0
| accepted
Solved
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 ...
11 years ago
Solved
Average valid values of arrays
Given a 1D array (column or row vector), compute the average of valid values. Valid values are defined via two thresholds: minVa...
11 years ago
Solved
Can't wait for NewYear ball drop !
Given an input string of the form 'yyyy-mm-dd' or 'yyyy-mm-dd hh:mm:ss', return a string message indicating how many days, hours...
11 years ago
Solved
Cost computation and Display
Given a positive number of pens, a cost is computed and displayed. One Pen costs 1.99 dollars
11 years ago