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Google Drive file download
This Challenge is to download a file from GoogleDrive given its "copylink" provided URL and a file name. GoogleDrive links fail...

2 years ago

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Remove NaNs and numbers adjacent to NaNs
The aim is to remove the elements before and after NaN occurrences inside a vector. For example: x = [6 10 5 8 9 NaN 23 1...

2 years ago

Solved

Easy Function(4)
Use the submit button to earn points function y = your_fcn_name(x) y = x^2 + 40; end

2 years ago

Solved

Calculate the square root
Given an input integer x, calculate the square root without using the sqrt function.

2 years ago

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Easy Function(1)
Use this function to earn some cody points! function y = your_fcn_name(x) y = x^2 - 1; end

2 years ago

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Find The area of the square
Given that the length of the side of a square is x, find the area.

2 years ago

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Calculate the Distance to Source of Lightning
Lightning discharge heats air rapidly with lightning channels reaching temperatures of up to 50,000 degrees Fahrenheit (which is...

2 years ago

Solved

Calculate BMI
Given weight in kgs and height in metres, calculate body mass index

2 years ago

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sinus de pulsation a
Ecrire une fonction sinat qui prend en entrée un vecteur t (de valeurs croissantes) et renvoie un vecteur y de de même dimensi...

2 years ago

Solved

Six Steps to PCA - Step 2: Covariance
*Previous problems in this series* * <http://www.mathworks.co.uk/matlabcentral/cody/problems/2043-six-steps-to-pca-step-1-cen...

2 years ago

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Six Steps to PCA - Step 1: Centre and Standardize
*Introduction* Principal Component Analysis (PCA) is a classic among the many methods of multivariate data analysis. Invented...

2 years ago

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cos for boss?
a programmer had too much coffee and his boss needs cos(alpha+beta) correctly, especially when alpha or beta are close to pi/2 a...

2 years ago

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GJam: 2013 China Event: Cannon Angle
This Challenge is derived from <http://code.google.com/codejam/contest/2933486/dashboard#s=p1 GJam 2013 China Captain Hammer>. T...

2 years ago

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GJam 2013 Veterans: Hedge
This Challenge is derived from <http://code.google.com/codejam/contest/2334486/dashboard Hedgemony>. This is the Large data set ...

2 years ago

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Loading/Expanding a ZIP file from File Exchange
This challenge is to load a ZIP file from Mathworks File Exchange and UNZIP the contents. *Input:* url_link of ZIP'd file ...

2 years ago

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Free Fall analytical solution (Chapra 2012 textbook Example 1.1)
Analytical solution to bungee jumper problem. Given time series as a vector, parameters mass and drag coefficient, and gravit...

2 years ago

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Determine if input is greater than pi
Evaluate if given number is greater than pi. If greater, return true; else, return false.

2 years ago

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Radiation Heat Transfer — View Factors (3)
View factors (aka configuration factors) are utilized in some radiation heat transfer models to estimate heat transfer rates bet...

2 years ago

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

2 years ago

Solved

List the emirps
An emirp is a prime number that becomes a different prime when reversed. The numbers 13, 17, and 149 are emirps, but 11, 19, and...

2 years ago

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Cryptomath: Addition
W A I T + A L L --------- G I F T S equals: 9 6 0 8 + 6 7 7 --------- 1 0 2 8 5 Given str...

2 years ago

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String substitution, sub problem to cryptoMath
This is a sub problem related to this problem: <http://www.mathworks.com/matlabcentral/cody/problems/621-cryptomath-addition>...

2 years ago

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Guess the number I'm thinking of (Part 1)
In this game you are competing against two other people to guess the number that I'm thinking of. I randomly choose an integer ...

2 years ago

Solved

Break it up! Break it up!
You have N pennies. Write a Matlab script that will reveal how many different ways you can break up those pennies. For example...

2 years ago

Solved

Balanced Ternary Numbers: Easy as |, |-, |o
This problem concerns the so-called <http://en.wikipedia.org/wiki/Balanced_ternary balanced ternary> system for representing num...

2 years ago

Solved

Pairwise Euclidean Distance
Given two matrices A,B of dimensions NxK and NxL respectively, calculate the pairwise euclidean distance of all vectors (columns...

2 years ago

Solved

Generating random matrix with given probability mass function
Inspired by <http://www.mathworks.com/matlabcentral/cody/problems/2356-simulating-the-selection-of-a-state-with-given-probabilit...

2 years ago

Solved

Determine whether a prime is Pythagorean

2 years ago

Solved

Count trailing zeros in a primorial
<https://www.mathworks.com/matlabcentral/cody/problems/44068-the-number-of-trailing-zero-digit-of-a-factorial Cody Problem 44068...

2 years ago

Solved

The number of trailing zero digit of a factorial
For given positive integer n, take factorial of that number. How many trailing zeros does it have? Example: factorial(11) = 3...

2 years ago