Resuelto

Sum of series V
What is the sum of the following sequence: Σk(k+1) for k=1...n for different n?

más de 11 años hace

Resuelto

Sum of series IV
What is the sum of the following sequence: Σ(-1)^(k+1) (2k-1)^2 for k=1...n for different n?

más de 11 años hace

Resuelto

Sum of series II
What is the sum of the following sequence: Σ(2k-1)^2 for k=1...n for different n?

más de 11 años hace

Resuelto

Sum of series I
What is the sum of the following sequence: Σ(2k-1) for k=1...n for different n?

más de 11 años hace

Resuelto

03 - Matrix Variables 1
Make the following variable: <<http://samle.dk/STTBDP/Assignment1_3a.png>> A 9x9 matrix full of 2's (Hint: use *ones* o...

más de 11 años hace

Resuelto

How to add?
* Imagine you are in 2222 Anno Domini, when everyone must learn how to add, * and competing for the highly prestigious post of,...

más de 11 años hace

Resuelto

Elapsed time is -0.005204 seconds.
Write a function that takes less than zero seconds to execute, as measured using tic and toc. For repeatability, the test case p...

más de 11 años hace

Resuelto

Happy 2013...
Happy 2013, everyone! An interesting tidbit about 2013 is that it is the first year since 1987 to contain four different digits...

más de 11 años hace

Resuelto

Return the Nth Output from an Input Command
*Description* Given _F_, a cell array whose first element is a function handle and subsequent elements are arguments, return ...

más de 11 años hace

Resuelto

only input
Return the output without writing any code into the function.

más de 11 años hace

Resuelto

Hackathon: the beginnings
I am thinking of a number between 1 and 10000... can you guess what this number is? *Description* The test suite has rando...

más de 11 años hace

Resuelto

Path of least resistance
Find the length of the shortest path through the matrix from the top left to bottom right corner. You may move right, down, or d...

más de 11 años hace

Resuelto

7 segment LED display
Given a whole number, output how many segments would be lit up to display it on a 7 segment LED display (http://en.wikipedia.org...

más de 11 años hace

Resuelto

Narcissistic problem
How many likes has this problem?

más de 11 años hace

Resuelto

poll: would you like the regexp (?@cmd) functionality to be banned in Cody?
This problem is a poll (and a little bit of "white hat hacktivism" as well) regarding Cody users sentiment about the use of rege...

más de 11 años hace

Resuelto

Give the Shortest Path Through The Maze
*Description* The purpose of this problem is to give the shortest path through a maze. The maze will be provided in a codifie...

más de 11 años hace

Resuelto

Text processing - Help Johnny write a letter home from camp
Johnny overuses the word 'great'. Write a script that will help him with this and future letters. If a sentence contains more ...

más de 11 años hace

Resuelto

01 - Scalar variables
Create the following variables: <<http://samle.dk/STTBDP/Assignment1_1.png>>

más de 11 años hace

Resuelto

Function composition
Write a function that accepts two function handles f and g and returns the composition h. That is, h = (f o g)(x) = f(g(x)) ...

más de 11 años hace

Resuelto

Detect a number and replace with two NaN's
Write code which replaces the number 1 with two NaNs. Example X = [ 1 2 NaN 4 1 3 7 NaN 1 4 NaN 2] ...

más de 11 años hace

Resuelto

Tricky timing
Write a function that takes between 0.5 seconds and 0.6 seconds to run.

más de 11 años hace

Resuelto

Sum the Digits of a Number
Given an integer, sum the digits repeatedly until you end up with a single value less than 10. For example, if you add the di...

más de 11 años hace

Resuelto

Generate N equally spaced intervals between -L and L
Given N and L, return a list of numbers (in ascending order) that divides the interval [-L L] into N equal-length segments. F...

más de 11 años hace

Resuelto

Number of toolboxes?
Return a number equal to the number of toolboxes available to the Cody solvers.

más de 11 años hace

Resuelto

Is it a number?
Determine if input is numeric. If it is,output is 1; if it is not, output is 0.

casi 12 años hace

Resuelto

"mirror" matrix
Create n x 2n "mirror" matrix of this type: e.g. for n = 2 m = [1 2 2 1;1 2 2 1] e.g. for n = 3 m = [1 2 3 3 2 1...

casi 12 años hace

Resuelto

Back to basics 19 - character types
Covering some basic topics I haven't seen elsewhere on Cody. Return the number of punctuation characters in the input variabl...

casi 12 años hace

Resuelto

kmph to mps
convert kilometer per hour to meter per second

casi 12 años hace

Resuelto

Return area of square
Side of square=input=a Area=output=b

casi 12 años hace

Resuelto

Min of a Matrix
Return the minimum value in the given matrix.

casi 12 años hace