Solved

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. ...

5 days ago

Solved

OXO counting
Count the number of occurrences of "OXO" in rows, columns, diagonals and anti-diagonals. Example: >> board = ['OOX' ...

5 days ago

Solved

Determine whether a prime is Pythagorean

5 days ago

Solved

Compute the nth Pythagorean prime
Pythagorean primes have the form p = 4n+1, where n is an integer, and they can be written as the sum of squares of two integers....

5 days ago

Solved

Volume of a Simplex
Return the volume of a <http://en.wikipedia.org/wiki/Simplex regular _n_-simplex> with a unit side length. Results are up to...

5 days ago

Solved

Edges of a n-dimensional Hypercube
Return the number of edges on an <http://en.wikipedia.org/wiki/Hypercube _n_-dimensional hypercube> (with an integer n ≥ 0). ...

5 days ago

Solved

RISK Calculator - Large Armies, High Accuracy, Fast
This Challenge is to quickly provide the high precision probability of legal RISK battles up to 100 vs 100. [ Attack >= 2 and D...

5 days ago

Solved

RISK board game battle simulation
Given two positive integer inputs, a (attacker army units) and d (defender army units) return the probablity of victory (from 0....

5 days ago

Solved

The cake is a lie...
You're hosting a birthday party with a large number of screaming children. Fortunately, you have a gigantic sheet cake in front...

7 days ago

Solved

Pancakes for everyone!
Accordingly to the <http://nl.mathworks.com/matlabcentral/cody/problems/42460-the-cake-is-a-lie problem 42460>. All the children...

7 days ago

Solved

Under the sea: Snell's law & total internal reflection
<https://en.wikipedia.org/wiki/Snell's_law> When a light travels from one medium to another medium, depending on the refracti...

7 days ago

Solved

Probability of red tulips (at both ends of a row)
I planted tulip bulbs in a row on my flower bed. I thought that I had planted white tulips all. However, later, it turned out t...

7 days ago

Solved

If you prick us, do we not bleed?
While doing some quick sewing to fix up your child's Halloween costume, you accidentally jab your finger with the needle. Refle...

7 days ago

Solved

Does the coin touch the line?
If we throw a coin that has a diameter of d, its center will land in a grid n x m. What is the probability that the coin land...

7 days ago

Solved

Baseball Pitch Question
One pitcher made 10 practice pitches during his warm up before the game. Using the given information, create a vector matrix an...

7 days ago

Solved

Corresponding ASCII code.
Given the number, the output will show the corresponding ASCII code.

7 days ago

Solved

Annual Salary
What is the annual salary of Mr. Cody if he works 40 hours a week and gets $x per hour and a yearly bonus of $2000? (Let, 50 wee...

7 days ago

Solved

Area of the yellow shaded region

7 days ago

Solved

Now!
I said now!

7 days ago

Solved

Number Puzzle - 037

7 days ago

Solved

Get me! v3
A harder version of Get me! I *think* I only left one door open.. we could be close to a perfect anti-cheating engine,

8 days ago

Solved

Group-wise Euclidean distance
*Input*: * *x* —— An array of size *n-by-d*, where each row vector denotes a point in a d-dimensional space; * *g* —— A gro...

9 days ago

Solved

Lambert's W
Matlab cody does not support lambertw. Try to create a lambert's w function yourself. Lambert's W is the function that solves...

9 days ago

Solved

Fast 1-D Convolution (valid shape)
Pursuant to the first problem in the <http://www.mathworks.com/matlabcentral/cody/?term=Fast+1-D+Convolution fast 1-D convolutio...

9 days ago

Solved

Fast 1-D Convolution (same shape)
Pursuant to the first problem in the <http://www.mathworks.com/matlabcentral/cody/?term=Fast+1-D+Convolution fast 1-D convolutio...

9 days ago

Solved

Fast 1-D Convolution (full shape)
This is the first problem in the <http://www.mathworks.com/matlabcentral/cody/?term=Fast+1-D+Convolution fast 1-D convolution se...

9 days ago

Solved

Win all the time!
This is a 2-players game. One of them is your algorithm. Your algorithm must win in all games. In this game there are 3 rows...

10 days ago

Solved

Toads and Frogs Puzzle 2
On a two-dimensional board with 2n + 1 rows and 2n + 1 columns, all (2n + 1)^2 positions of the board, except the central one, a...

10 days ago

Solved

Compute the perimeter of an ellipse
While the area of an ellipse is straightforward to compute, the perimeter (or circumference) is more complicated. The perimeter ...

11 days ago

Solved

Find edges from a vertex
First input is T, a triplet list of indices. Second input is i, a single index (positive integer). The goal of this function is ...

11 days ago