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Covering a 4-pointed star polygon by a circle sector
Given the area, A, of a 4-pointed star polygon formed by the rectangle, with dimensions L×2L, and four triangles, with height h ...

5 days ago

Solved

Return the sequence element III
This problem is related to <http://www.mathworks.com/matlabcentral/cody/problems/42832-segmented-number-sequence Problem 42832>....

6 days ago

Solved

magic solver
Create a function that returns _true_ and has a cody <http://www.mathworks.com/matlabcentral/cody/problems/256-return-the-size-o...

6 days ago

Solved

Which way to go?
Given an m*n grid, How many ways are there to go from upper left corner to the lower right one? You can only move right...

6 days ago

Solved

Distance between two GPS Coordinates
A problem that arises when performing geographically weighted regression is determining the distance between GPS coordinates. GI...

6 days ago

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Coin change combinations.
Using only pennies (1), nickels (5), dimes (10), quarters (25), half dollars (50), and dollars (100), how many different combina...

6 days ago

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Calculate geostrophic current
eta0=0.01; R=300; f=0.01; g=9.81; x=-500:50:500; y=-500:50:500; [x y]=meshgrid(x,y); eta=eta0*exp(-(x.^2+...

6 days ago

Solved

Cody Problems in French : Trouvez la logique Pt.1
On rentre x = 4 et il en sort y = 160. Trouvez la logique entre x et y, aidez-vous de la test suite. Bon courage. P.S: L'...

6 days ago

Solved

Poker Series 09: IsHighCard
The Poker Series consists of many short, well defined functions that when combined will lead to complex behavior. Our goal is t...

6 days ago

Solved

Circle Division
A circle can be divided into 2 sections, by placing 2 points in arbitrary locations along its circumference and drawing a straig...

6 days ago

Solved

Permute the unique values of a vector without sorting
Given a vector A, return the matrix B, wherein each row contains a permutation of the unique values in original vector while ret...

6 days ago

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Binary code for an analog signal
Digitization of a signal consists of 3 stages: sampling, quantization and encoding. Sampling convert the analogue signal into p...

6 days ago

Solved

Aufbau principle
Given the order e=[1s, 2s, 2p, 3s, 3p, 4s, 3d, 4p, 5s, 4d, 5p, 6s, 4f, 5d, 6p, 7s, 5f, 6d, 7p], find a vector x with these condi...

6 days ago

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That's not my hat!
There exists a highly secretive hat consortium. Members possess identical hats. The members are invited to a meeting. All of the...

6 days ago

Solved

chess position
given the position of a chess piece in algebric notation, convert it into 8 by 8 matrix format. For example, * 'Qd5' >> [3,4]...

6 days ago

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Probabilities - Balls and urns - 02
The urn contains B blue balls and R red balls. Each trial consists of drawing one random ball from the urn and observing its col...

7 days ago

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Grazing-01
A cow is tied to an outside corner of a rectangular barn of size (a,b) with a rope of length l. What is the maximum area the cow...

7 days ago

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Ugly numbers - 03
For this case, a number is defined ugly if it has prime factors consisting of only elements of x. Find the nth ugly number. ...

7 days ago

Solved

Poker Series 08: IsPair
The Poker Series consists of many short, well defined functions that when combined will lead to complex behavior. Our goal is t...

7 days ago

Solved

Cody meets Xiangqi: foresee the unseen (Part 1)
This is the first part of the Xiangqi series. The second part in this series is: <http://www.mathworks.com/matlabcentral/cody/pr...

8 days ago

Solved

Covering a four-pointed star polygon by circles
Given the area, A, of a star polygon formed by the rectangle, with dimensions L×2L, and four triangles, with height h from their...

9 days ago

Solved

How tall will my cactus be?
My Barbed Wire Cactus is a desert cactus that relies on just the right amount of rainfall to stay healthy. Given a 1×12 vector...

9 days ago

Solved

Covering a four-pointed star polygon by rectangles
Given the area, A, of a star polygon formed by the rectangle, with dimensions L×2L, and four triangles, with height h from their...

10 days ago

Solved

Return the Square of a Number
Write a function that takes a single numeric input x and returns its square. That is, given x, your function should output x^2....

13 days ago

Solved

Express base-10 integers in lazy binary
The binary (or base-2) representations of a number n can be constructed as follows: Step 1: If n = 0, then the binary represent...

13 days ago

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15 days ago

Solved

Comparison of floating-point numbers (singles)
Floating-point numbers cannot generally be represented exactly, so it is usually inappropriate to test for 'equality' between tw...

18 days ago

Solved

Comparison of floating-point numbers (doubles)
<https://au.mathworks.com/help/matlab/matlab_prog/floating-point-numbers.html Floating-point numbers> cannot generally be repres...

18 days ago

Solved

Make a KITT-scanner on the command line
Did you know that you can actually remove characters from the command-line window? Just send a 'backspace' character to the outp...

18 days ago

Solved

Singleton Expansion without BSXFUN
BSXFUN is very useful and fast. In R2015b we can implement singleton expansion without BSXFUN, see the test suite for details...

18 days ago