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alexander


Carleton university

Actif depuis 2011

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Prime numbers
Prime number search

environ 7 ans il y a | 1 téléchargement |

A résolu


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...

environ 7 ans il y a

A résolu


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.

environ 7 ans il y a

A résolu


Weighted average
Given two lists of numbers, determine the weighted average. Example [1 2 3] and [10 15 20] should result in 33.333...

environ 7 ans il y a

A résolu


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...

environ 7 ans il y a

A résolu


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...

environ 7 ans il y a

A résolu


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...

environ 7 ans il y a

A résolu


So many choices
For inputs _n_ and _k_ (in that order), output the number of ways that k objects can be chosen from amongst n distinct objects. ...

environ 7 ans il y a

A résolu


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...

environ 7 ans il y a

A résolu


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...

environ 7 ans il y a

A résolu


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

environ 7 ans il y a

A résolu


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

environ 7 ans il y a

A résolu


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 ...

environ 7 ans il y a

A résolu


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

environ 7 ans il y a

A résolu


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

environ 7 ans il y a

A résolu


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:...

environ 7 ans il y a

Question


Referencing specific dimensions of an array
Hello, I have a rectangular matrix and I am trying to determine if values in each row are equal. I built a function that wil...

environ 9 ans il y a | 1 réponse | 0

1

réponse

Question


Appending to text files
Hello, this is a fairly simple problem and i have come up with a simple enough solution. I need to append alot of text files to ...

environ 12 ans il y a | 1 réponse | 0

1

réponse

A résolu


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 ...

environ 12 ans il y a

A résolu


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...

environ 12 ans il y a

Question


UNIX bash shell in an m file?
Hello, I need to invoke a bash file from matlab which is easy enough to do. However i would like instead to write the bash co...

environ 12 ans il y a | 2 réponses | 0

2

réponses

Question


Downloading weather files from a server
Hello I am working on a project where i need to periodically download weather forecasts from a server. I have been experiment...

environ 12 ans il y a | 1 réponse | 0

1

réponse

Question


Matching a data set
Hello I am working to modify weather data. I have sparse weather forecast data that is inadequate for energy simulation purpo...

plus de 12 ans il y a | 1 réponse | 0

1

réponse