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# Doug Hull

Last seen: 11달 전 2011년부터 활동

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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문제

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. ...

5년 이상 전 | 4 | 솔버 수: 113

문제

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. ...

5년 이상 전 | 2 | 솔버 수: 495

문제

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

9년 이하 전 | 0 | 솔버 수: 9

문제를 풀었습니다

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...

9년 이상 전

문제

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...

9년 이상 전 | 3 | 솔버 수: 46

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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...

9년 이상 전

문제

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...

9년 이상 전 | 1 | 솔버 수: 44

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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...

10년 이하 전

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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...

약 10년 전

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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...

약 10년 전

문제

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...

10년 이상 전 | 1 | 솔버 수: 14

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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...

10년 이상 전

문제

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:...

10년 이상 전 | 1 | 솔버 수: 17

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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:...

10년 이상 전

문제

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...

10년 이상 전 | 12 | 솔버 수: 649

문제

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 ...

10년 이상 전 | 12 | 솔버 수: 574

문제

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 ...

10년 이상 전 | 8 | 솔버 수: 831

문제

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...

10년 이상 전 | 12 | 솔버 수: 1032

문제

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

10년 이상 전 | 8 | 솔버 수: 242

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

10년 이상 전

문제

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...

11년 이하 전 | 5 | 솔버 수: 9

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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...

11년 이하 전

문제

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...

11년 이하 전 | 4 | 솔버 수: 78

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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...

11년 이하 전

문제를 풀었습니다

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...

11년 이하 전

문제를 풀었습니다

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...

11년 이하 전

문제

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> ...

11년 이하 전 | 2 | 솔버 수: 32

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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> ...

11년 이하 전

문제를 풀었습니다

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...

11년 이하 전

문제

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...

11년 이하 전 | 2 | 솔버 수: 233