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Jonathan


Last seen: fast 3 Jahre vor Aktiv seit 2011

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  • Thankful Level 2
  • Knowledgeable Level 3
  • Puzzler
  • Cody5 Easy Master
  • First Review
  • Divisible by x Master
  • Magic Numbers II Master
  • Matrix Manipulation I Master
  • Project Euler I
  • Sequences And Series I Master
  • Scholar
  • Introduction to MATLAB Master

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Gelöst


Matrix spiral
Make a spiral in a (n*n) matrix. The spiral has to start in the top left, and has to rotate clockwise to the center. The spiral ...

etwa 3 Jahre vor

Gelöst


Twist 'n' Match
Given n and m, construct an n-by-n matrix a such that a, when rotated 90 degrees and compared with itself, matches itself in exa...

etwa 3 Jahre vor

Gelöst


Plot Damped Sinusoid
Given two vectors |t| and |y|, make a plot containing a blue ( |b| ) dashed ( |--| ) line of |y| versus |t|. Mark the minimum...

etwa 4 Jahre vor

Frage


How to get intlinprog to stop when the answer is good enough?
The code below finds an maximum independent set of the graph whose adjacency matrix is A. I would like to pass an option to intl...

etwa 4 Jahre vor | 1 Antwort | 0

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Gelöst


Create Circular Perfect Square Sequence
A sequence v(1:N) made of values 1:N can be created for N>31 such that v(i)+v(i+1) is a perfect square. The sum of v(N)+v(1) mus...

etwa 4 Jahre vor

Gelöst


Hamiltonian Cycle
This is related to the Travelling Salesman Problem <http://www.mathworks.com/matlabcentral/cody/problems/1339 1339> created by...

etwa 4 Jahre vor

Problem


Find a Hamiltonian Cycle in a Graph
You are given a graph g and asked to find a Hamiltonian cycle of g. See <https://www.mathworks.com/help/matlab/ref/graph.html...

etwa 4 Jahre vor | 0 | 2 Lösungsvorschläge

Gelöst


Sudoku Solver - Standard 9x9
Solve a Standard 9x9 <http://en.wikipedia.org/wiki/Sudoku Sudoku>. Values 1 thru 9 occur in each row, column, and the nine non-o...

etwa 4 Jahre vor

Gelöst


GJam 2014 China Rd B: Sudoku Checker
This Challenge is derived from <http://code.google.com/codejam/contest/2929486/dashboard#s=p0 GJam 2014 China Sudoku>. Large Cas...

etwa 4 Jahre vor

Gelöst


The sliding puzzle: 15
If you are unfamiliar with the sliding puzzle, enter the command _fifteen_ in your MATLAB command window (or search online, of c...

etwa 4 Jahre vor

Gelöst


The glass half full
Identical glasses are placed in a triangular tower structure, such that the top level (L = 1) comprises one glass, the next leve...

etwa 4 Jahre vor

Gelöst


Sums of Multiple Pairs of Triangular Numbers
This is a follow-up to <https://www.mathworks.com/matlabcentral/cody/problems/44289 Problem 44289> - Find two triangular numbers...

etwa 4 Jahre vor

Gelöst


Find two triangular numbers whose sum is input.
Find two triangular numbers whose sum is _input_. Note: The difference beetween the triangular numbers should be minimum.

etwa 4 Jahre vor

Gelöst


MATLAB Counter
Write a function f = counter(x0,b) to construct a counter handle f that counts with an initial value x0 and a step size b. E...

etwa 4 Jahre vor

Gelöst


Breaking Out of the Matrix
Do you want to take the Red Pill, or the Blue Pill? If you take the Blue Pill, you will simply pass along to the next problem...

etwa 4 Jahre vor

Gelöst


The Top 5 Primes
This problem series invites you to solve two simple problems related to the integer NUMBER FIVE, in order to celebrate <https://...

etwa 4 Jahre vor

Gelöst


Polarisation
You have n polarising filters stacked one on top of another, and you know each axis angle. How much light gets passed through th...

etwa 4 Jahre vor

Gelöst


ASCII Birthday Cake
Given an age and a name, give draw an ASCII birthday cake. For example, given the name "CODY" and the age 5, return a string wit...

etwa 4 Jahre vor

Gelöst


Matlab Basics II - squares
Write a function that takes matrix A, and squares each element in the matrix example: A = [1 2 3] output = [1 4 9]

etwa 4 Jahre vor

Gelöst


The sliding puzzle: 3D
This is an extension of <https://www.mathworks.com/matlabcentral/cody/problems/42842 problem 42842>. In this case, the puzzle is...

etwa 4 Jahre vor

Problem


Restricted Multiplication v1
This problem is <https://www.mathworks.com/matlabcentral/cody/problems/45265-restricted-addition-v4 Restricted Addition v4> with...

etwa 4 Jahre vor | 1 | 7 Lösungsvorschläge

Problem


Restricted Subtraction v1
This problem is <https://www.mathworks.com/matlabcentral/cody/problems/45265-restricted-addition-v4 Restricted Addition v4> with...

etwa 4 Jahre vor | 1 | 9 Lösungsvorschläge

Gelöst


Divisible by n, Composite Divisors
Pursuant to <http://www.mathworks.com/matlabcentral/cody/problems/42453-divisible-by-n-prime-vs-composite-divisors Divisible by ...

mehr als 4 Jahre vor

Gelöst


Divisible by n, Truncated-number Divisors
Some divisors only require a few numbers at the end of the number in question to determine divisibility, no matter how long. Exa...

mehr als 4 Jahre vor

Gelöst


Divisible by n, prime divisors from 20 to 200
Pursuant to the previous problem (linked below), this problem requires a function that checks for divisibility of large numbers ...

mehr als 4 Jahre vor

Gelöst


Divisible by n, prime divisors - 11, 13, 17, & 19
Divisibility checks against prime numbers can all be accomplished with the same routine, applied recursively, consisting of add ...

mehr als 4 Jahre vor

Problem


Restricted Addition v4
This problem is <https://www.mathworks.com/matlabcentral/cody/problems/45264-restricted-addition-v3 Restricted Addition v3> with...

mehr als 4 Jahre vor | 1 | 8 Lösungsvorschläge

Gelöst


Find my secret number
I try to hide a secret number in the workspace amongst others variables. I am paranoid so I change his value and his name a...

mehr als 4 Jahre vor

Gelöst


Mirror, mirror on the wall, who is fairest of them all?
The Elo rating system was featured in the movie *The Social Network* during the <https://www.youtube.com/watch?v=BzZRr4KV59I/ al...

mehr als 4 Jahre vor

Problem


Restricted Addition v3
This problem is <https://www.mathworks.com/matlabcentral/cody/problems/45258-restricted-addition-v2 Restricted Addition v2> with...

mehr als 4 Jahre vor | 1 | 15 Lösungsvorschläge

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