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Petr Posik


Last seen: más de 2 años hace |  Con actividad desde 2010

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Professional Interests: optimization, evolutionary algorithms, machine learning

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Fibonacci sequence
Calculate the nth Fibonacci number. Given n, return f where f = fib(n) and f(1) = 1, f(2) = 1, f(3) = 2, ... Examples: Inpu...

más de 12 años hace

Resuelto


Determine whether a vector is monotonically increasing
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...

más de 12 años hace

Resuelto


Swap the first and last columns
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...

más de 12 años hace

Problema


Equidistant numbers containing certain value in an interval
Given a lower and upper bound of an interval, distance between numbers, and one particular number from that interval, create an ...

más de 12 años hace | 3 | 87 solvers

Resuelto


Make a checkerboard matrix
Given an integer n, make an n-by-n matrix made up of alternating ones and zeros as shown below. The a(1,1) should be 1. Example...

más de 12 años hace

Resuelto


Triangle Numbers
Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...

más de 12 años hace

Resuelto


Equidistant numbers containing certain value in an interval
Given a lower and upper bound of an interval, distance between numbers, and one particular number from that interval, create an ...

más de 12 años hace

Resuelto


Find all elements less than 0 or greater than 10 and replace them with NaN
Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...

más de 12 años hace

Resuelto


Add two numbers
Given a and b, return the sum a+b in c.

más de 12 años hace

Resuelto


Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; and ...

más de 12 años hace

Resuelto


Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

más de 12 años hace

Resuelto


Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

más de 12 años hace

Resuelto


Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

más de 12 años hace

Resuelto


Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

más de 12 años hace

Resuelto


Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

más de 12 años hace

Pregunta


Inheritance of classes inside a package
Hi, I have run into problems when using class inheritance in combination with packages. I think it is the same issue as alrea...

alrededor de 13 años hace | 2 respuestas | 0

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respuestas

Enviada


CounterInBase: Counting in arbitrary base
Counter in arbitrary base with a convenient interface. The counter state can be saved to disc.

más de 14 años hace | 1 descarga |

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Enviada


savehold: Run the 'hold on' command and save its state for possible restoration
A small utility encapsulating the call to 'ishold', 'hold on' and a restortion of the hold state.

más de 14 años hace | 2 descargas |

Enviada


space125: Almost equally spaced points in logarithmic space
Generate points ..., 1, 2, 5, 10, 20, ... often useful for log-plots when integer values needed.

más de 14 años hace | 1 descarga |

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