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Ben Petschel


Last seen: 3 mesi fa |  Attivo dal 2009

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  • Thankful Level 1
  • Knowledgeable Level 2
  • Cody Challenge Master
  • Project Euler I
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  • 5-Star Galaxy Level 4
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  • CUP Challenge Master
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  • ASEE Challenge Master

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Cycling — Critical Power
From Training and Racing with a Power Meter by Allen and Coggan: "A number of equations have been presented in the scientific...

oltre un anno fa

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Best Problem Elections
When I am writing those words, there are 2002 problems on Cody. Many of them are simply wonderful. Do you remember which of them...

oltre un anno fa

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Radiation Heat Transfer — View Factors (1)
View factors (aka configuration factors) are utilized in some radiation heat transfer models to estimate heat transfer rates bet...

oltre un anno fa

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Rule of mixtures (composites) - other bound
The <http://en.wikipedia.org/wiki/Rule_of_mixtures rule of mixtures> is used in the mechanical design of composite structures to...

oltre un anno fa

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Rule of mixtures (composites) - weighted bound
The <http://en.wikipedia.org/wiki/Rule_of_mixtures rule of mixtures> is used in the mechanical design of composite structures to...

oltre un anno fa

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Rule of mixtures (composites) - lower and upper bounds
The <http://en.wikipedia.org/wiki/Rule_of_mixtures rule of mixtures> is used in the mechanical design of composite structures to...

oltre un anno fa

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Rule of mixtures (composites) - lower bound
The <http://en.wikipedia.org/wiki/Rule_of_mixtures rule of mixtures> is used in the mechanical design of composite structures to...

oltre un anno fa

Risolto


Rule of mixtures (composites) - upper bound
The <http://en.wikipedia.org/wiki/Rule_of_mixtures rule of mixtures> is used in the mechanical design of composite structures to...

oltre un anno fa

Risolto


Latest Question On Cody
Get the problem number of the latest submitted Problem on Cody. Copying the test suite code might not help.

oltre un anno fa

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Musical Note Interval 1 - Diatonic Scale
Assuming a simple diatonic C scale, calculate the interval (integer) between two notes (provided as strings). By applying number...

oltre un anno fa

Risolto


McCabe Complexity
The Challenge is to return the McCabe complexity for various functions. One way to determine the McCabe Complexity is to use ...

oltre un anno fa

Risolto


Persistent Usage
This Challenge is to implement the Matlab Persistent variable capability. Given a sequence of Calls to a function return the ...

circa 8 anni fa

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convert?
* Given a string containing a number followed by pounds or kgs, for example: * 'Billy lost 22 pounds in four weeks.' * 'Maria ...

circa 8 anni fa

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Calculating cost
You sold a Product at $x and gain 10% What was the cost of the product?

circa 8 anni fa

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Find the qube of a give number.
You are given a number, find the qube of that number.

circa 8 anni fa

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modulus of a number
find the modulus of a given number

circa 8 anni fa

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find lenth of array
you have given an array, find the length of that.

circa 8 anni fa

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ZigZag matrix with reflected format
ZigZag MATRIX with REFLECTED format. We have only input x. We have to create a matrix in the following pattern. input n=5...

circa 8 anni fa

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FizzBuzz
<http://c2.com/cgi/wiki?FizzBuzzTest FizzBuzz Test> The "Fizz-Buzz test" is an interview question designed to help filter out...

circa 8 anni fa

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Coin Tossing: Probability of Same Heads for N tosses
A pair of physicists toss a coin n times each. What is the probability that they tossed the same number of heads? *Input:*...

circa 8 anni fa

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Make a logical diamond using GALLERY function
Inspired from <http://www.mathworks.com/matlabcentral/cody/problems/1078-make-a-diamond Problem 1078. Make a diamond> In thi...

circa 8 anni fa

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Create a random vector of integers with given sum
Your task today is to write a function that returns a vector of integer numbers, between, and including, 1 and m, of which the s...

circa 8 anni fa

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Replace pattern 0 1 0 and 1 0 1
Find and replace a pattern in a row of zeroes and ones. * Find 1 0 1 and replace it with 1 1 1 * Find 0 1 0 and replace it w...

circa 8 anni fa

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Generalized Fibonacci
The Fibonacci sequence is defined as: Fib(1) = 0 Fib(2) = 1 Fib(N) = Fib(N-1) + Fib(N-2) The Fibonacci sequence ca...

circa 8 anni fa

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Find the mode of the given input
Find the statistical <http://en.wikipedia.org/wiki/Mode_(statistics)/ mode> of the given input. Example: If X is matr...

circa 8 anni fa

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Create a 5x4 array consisting of the input value, x.
Create a 5x4 array consisting of the input value, x.

circa 8 anni fa

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Low level NaN
* I have a dataset. Columns represents different variables. * A variable may start with NaN or any double type number. * If i...

circa 8 anni fa

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Add two hex numbers
Add two hex numbers

circa 8 anni fa

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Determinant without using det()
Given a square matrix A, compute the <http://en.wikipedia.org/wiki/Determinant determinant> of A. Note that you may not use t...

circa 8 anni fa

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Throw common elements of two vector arrays
Throw common elements as output of two given input vector arrays

circa 8 anni fa

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