Doug Hull

Last seen: 7 mesi fa | Attivo dal 2011

Followers: 0 Following: 0

Formerly known as MATLABDoug during my 15 year tenure at MathWorks. Now I live in Vegas, write poker books and relieve tourists of their poker money.

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Problema

Is this a valid Tic Tac Toe State?
For the game of <https://en.wikipedia.org/wiki/Tic-tac-toe Tic Tac Toe> we will be storing the state of the game in a matrix M. ...

oltre 6 anni fa | 4 | 117 risolutori

Problema

Is this is a Tic Tac Toe X Win?
For the game of <https://en.wikipedia.org/wiki/Tic-tac-toe Tic Tac Toe> we will be storing the state of the game in a matrix M. ...

oltre 6 anni fa | 2 | 506 risolutori

Problema

2048 tile game
The popular 2048 game has been implemented here: http://gabrielecirulli.github.io/2048/ Given the board like this: [2...

circa 10 anni fa | 0 | 9 risolutori

Risolto

Get ranking of a combination looking for speed.
I have the numbers pulled without replacement from the set [1 2 3 4 5 6 7 8 9 10 11 12 13]; They are then ordered from least to...

oltre 10 anni fa

Problema

Get ranking of a combination looking for speed.
I have the numbers pulled without replacement from the set [1 2 3 4 5 6 7 8 9 10 11 12 13]; They are then ordered from least to...

oltre 10 anni fa | 3 | 47 risolutori

Risolto

Get ranking of a combination
I have the numbers pulled without replacement from the set [1 2 3 4 5 6 7 8 9 10 11 12 13]; They are then ordered from least to...

oltre 10 anni fa

Problema

Get ranking of a combination
I have the numbers pulled without replacement from the set [1 2 3 4 5 6 7 8 9 10 11 12 13]; They are then ordered from least to...

oltre 10 anni fa | 1 | 47 risolutori

Risolto

Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

circa 11 anni fa

Risolto

Swap the first and last columns
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...

oltre 11 anni fa

Risolto

Distance walked 1D
Suppose you go from position 7 to 10 to 6 to 4. Then you have walked 9 units of distance, since 7 to 10 is 3 units, 10 to 6 is 4...

oltre 11 anni fa

Problema

Siblings of a graphics object
Given a valid, scalar, handle of a graphical object: find the set of all objects that have the same parent as the original that...

oltre 11 anni fa | 1 | 15 risolutori

Risolto

Siblings of a graphics object
Given a valid, scalar, handle of a graphical object: find the set of all objects that have the same parent as the original that...

oltre 11 anni fa

Problema

Implement Solitaire cipher for N long deck.
Implement the <http://en.wikipedia.org/wiki/Solitaire_(cipher) solitaire cypher>. Given a starting permutation of numbers [1:...

quasi 12 anni fa | 1 | 17 risolutori

Risolto

Implement Solitaire cipher for N long deck.
Implement the <http://en.wikipedia.org/wiki/Solitaire_(cipher) solitaire cypher>. Given a starting permutation of numbers [1:...

quasi 12 anni fa

Problema

Flag largest magnitude swings as they occur
You have a phenomenon that produces strictly positive or negative results. delta = [1 -3 4 2 -1 6 -2 -7]; Marching thr...

quasi 12 anni fa | 12 | 669 risolutori

Problema

How many trades represent all the profit?
Given a list of results from trades made: [1 3 -4 2 -1 2 3] We can add them up to see this series of trades made a profit ...

quasi 12 anni fa | 12 | 592 risolutori

Problema

Given a window, how many subsets of a vector sum positive
Given a vector: [1 0 -1 3 2 -3 1] and a window of 2, A sliding window would find: 1 + 0 = 1 0 - 1 = -1 ...

quasi 12 anni fa | 8 | 847 risolutori

Problema

Implement simple rotation cypher
If given a letter from the set: [abc...xyz] and a shift, implement a shift cypher. Example: 'abc' with a shi...

quasi 12 anni fa | 12 | 1050 risolutori

Problema

Solitaire Cipher
Implement the <http://en.wikipedia.org/wiki/Solitaire_(cipher) solitaire cipher>. Since this is from Wikipedia, I am capturin...

quasi 12 anni fa | 9 | 257 risolutori

Risolto

Solitaire Cipher
Implement the <http://en.wikipedia.org/wiki/Solitaire_(cipher) solitaire cipher>. Since this is from Wikipedia, I am capturin...

quasi 12 anni fa

Problema

Steal, Share, or Catch: Tournament of Champions
I am no longer supporting this problem. No changes will be made to put more entries in the test suite, but have fun playing any...

quasi 12 anni fa | 5 | 9 risolutori

Risolto

Steal, Share, or Catch: Tournament of Champions
I am no longer supporting this problem. No changes will be made to put more entries in the test suite, but have fun playing any...

quasi 12 anni fa

Problema

Steal, Share, or Catch
You, I, and a few other characters are going to play a game of *Steal, Share or Catch*. We are going to play it 10,000 times vs...

quasi 12 anni fa | 4 | 78 risolutori

Risolto

Steal, Share, or Catch
You, I, and a few other characters are going to play a game of *Steal, Share or Catch*. We are going to play it 10,000 times vs...

quasi 12 anni fa

Risolto

Is my wife right? Now with even more wrong husband
Again, as in "Is my wife right?" ( <http://www.mathworks.com/matlabcentral/cody/problems/149-is-my-wife-right> ), answer 'yes' r...

quasi 12 anni fa

Risolto

Return the first and last character of a string
Return the first and last character of a string, concatenated together. If there is only one character in the string, the functi...

quasi 12 anni fa

Problema

Cumulative probability of finding an unlikely combination
This is a supplemental problem to the <http://www.mathworks.com/matlabcentral/cody/problems/621-cryptomath-addition CryptoMath> ...

quasi 12 anni fa | 2 | 32 risolutori

Risolto

Cumulative probability of finding an unlikely combination
This is a supplemental problem to the <http://www.mathworks.com/matlabcentral/cody/problems/621-cryptomath-addition CryptoMath> ...

quasi 12 anni fa

Risolto

Getting the absolute index from a matrix
This is a basic MATLAB operation. It is for instructional purposes. --- You may already know how to get the <http://www.ma...

quasi 12 anni fa

Problema

Getting the absolute index from a matrix
This is a basic MATLAB operation. It is for instructional purposes. --- You may already know how to get the <http://www.ma...

quasi 12 anni fa | 2 | 242 risolutori

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Doug Hull

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