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Spencer Giglio


Last seen: etwa 3 Jahre vor |  Aktiv seit 2019

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Frage


Rotating rows until they align with a row above in a matrix
I have a i by n matrix. The matrix contains all the unique permutations of 1:n. I want this code to go through each row and rota...

mehr als 3 Jahre vor | 1 Antwort | 0

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Frage


Working with Matlab for a 15! x 30 matrix
Is there any way to have matlab run a matrix that is 15! x 15, a matrix comprised of all permutations of the integers 1:15. I ...

fast 4 Jahre vor | 2 Antworten | 0

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Frage


Eliminating and counting rows that contain a pattern that already appeared
Below is my code. What is does is generates all the possible permutations for a number n, Then it finds all the permutation diff...

fast 4 Jahre vor | 1 Antwort | 0

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Frage


Counting and removing rows with the same numbers in a particular order
I have a data set with purmutation differences. I want to find all the rows that have the same numbers in the same order but pot...

fast 4 Jahre vor | 2 Antworten | 0

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Gelöst


Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.

etwa 4 Jahre vor

Gelöst


Create times-tables
At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 times 12 is way more th...

etwa 4 Jahre vor

Gelöst


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...

etwa 4 Jahre vor

Gelöst


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]; ...

etwa 4 Jahre vor

Gelöst


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...

etwa 4 Jahre vor

Gelöst


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...

etwa 4 Jahre vor

Gelöst


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 ...

etwa 4 Jahre vor

Gelöst


Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

etwa 4 Jahre vor

Gelöst


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. Examp...

etwa 4 Jahre vor

Gelöst


Is my wife right?
Regardless of input, output the string 'yes'.

etwa 4 Jahre vor

Gelöst


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...

etwa 4 Jahre vor

Gelöst


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

etwa 4 Jahre vor

Gelöst


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

etwa 4 Jahre vor

Gelöst


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:...

etwa 4 Jahre vor

Gelöst


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 ...

fast 5 Jahre vor

Gelöst


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...

fast 5 Jahre vor

Gelöst


Square a Number
Given an input x, return y, which is equal to the square of x.

fast 5 Jahre vor

Gelöst


Penny flipping - calculate winning probability (easy)
Two players are playing a fair penny flipping game. For each flip, the winner adds one penny from the loser's collection to his/...

fast 5 Jahre vor

Gelöst


Get all prime factors
List the prime factors for the input number, in decreasing order. List each factor. If the prime factor occurs twice, list it as...

fast 5 Jahre vor

Gelöst


Factorize THIS, buddy
List the prime factors for the input number, in decreasing order. List each factor only once, even if the factorization includes...

fast 5 Jahre vor