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# Ben Petschel

1.453 total contributions since 2009

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cyclebasis
Find a basis for the cycle subspace of a graph/network.

Submitted

Fractions Toolbox
create and manipulate fractions (K+N/D) using exact arithmetic

Solved

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

meer dan 3 jaar ago

Solved

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

meer dan 3 jaar ago

Solved

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

meer dan 3 jaar ago

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

meer dan 3 jaar ago

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modulus of a number
find the modulus of a given number

meer dan 3 jaar ago

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

meer dan 3 jaar ago

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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...

meer dan 3 jaar ago

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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...

meer dan 3 jaar ago

Solved

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:*...

meer dan 3 jaar ago

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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...

meer dan 3 jaar ago

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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...

meer dan 3 jaar ago

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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...

meer dan 3 jaar ago

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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...

meer dan 3 jaar ago

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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...

meer dan 3 jaar ago

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

meer dan 3 jaar ago

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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...

meer dan 3 jaar ago

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meer dan 3 jaar ago

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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...

meer dan 3 jaar ago

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

meer dan 3 jaar ago

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Number of Flip Flop required in ripple counter
Find the number of flip flop required in ripple counter. If modulus of counter (N) is given find outnumber of Flip Flop (n) r...

meer dan 3 jaar ago

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Corresponding letter to ASCII code.
Given the letter, the output will show the corresponding ASCII code.

meer dan 3 jaar ago

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find a specific element from an matrix
Find the element from matrix which is in 2nd row and 3rd column.

meer dan 3 jaar ago

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Spherical Volume
Calculate the volume of a sphere.

meer dan 3 jaar ago

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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...

meer dan 3 jaar ago

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multiply an array by its position number
You have given an array. Multiply an array by its position number

meer dan 3 jaar ago

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Print the largest eigenvalue of A(500)
Write a function that prints the largest eigenvalue of A(500), without any extraneous output. For a positive integer n, let A...

meer dan 3 jaar ago

Solved

Evaluating continued fractions
Given row vector c=[c0 c1 c2 c3 ...] evaluate the continued fraction x=c0+1/(c1+1/(c2+1/(c3+...))) If c is a ...

meer dan 3 jaar ago

Solved

given number is power of n or not?
Check weather The input is power of n or not? for example x=8,n=2 --> true x=6,n=2 --> false

meer dan 3 jaar ago