A résolu


Mysterious digits operation (easy)
What is this digit operation? 0 -> 0 1 -> 9 121 -> 9 44 -> 6 15 -> 5 1243 -> 7 ...

presque 6 ans il y a

A résolu


Arrange vector in ascending order
Arrange a given vector in ascending order. input = [4 5 1 2 9]; output = [1 2 4 5 9];

presque 6 ans il y a

A résolu


Test Problem; Create a 5x5 array containing all ones
This is a test for learning the process of creating a Cody problem. The goal of this test problem will be to create an array,...

presque 6 ans il y a

A résolu


Close MATLAB with keyboard
Close MATLAB with keyboard without using mouse

presque 6 ans il y a

A résolu


Determine if given number is perfect
A number is <http://en.wikipedia.org/wiki/Perfect_number perfect> if it is equal to the sum of its factors, excluding itself. ...

presque 6 ans il y a

Réponse apportée
PID Time behavior of the maximum and minimum points
You can use PID Tuner App to set the PID gains.

presque 6 ans il y a | 0

A résolu


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

presque 6 ans il y a

Réponse apportée
Wrong with matrix dimensions(lsim command)
In the input u, the dimensions are not properly assigned. Try: u=[5*t.^2+10;2*exp(t)+5;ones(size(t))];

presque 6 ans il y a | 0

| A accepté

A résolu


Calculate square and cube of number
Calculate square and cube of number x

presque 6 ans il y a

A résolu


Tell me the slope
Tell me the slope, given a vector with horizontal run first and vertical rise next. Example input: x = [10 2];

presque 6 ans il y a

A résolu


Sum the squares of numbers from 1 to n
For a given value of n return the sum of square of numbers from 1 to n. Example For n = 2 then sum of squares = 5 (1^2 + ...

presque 6 ans il y a

A résolu


square number
Square a number

presque 6 ans il y a

A résolu


Return 'on' or 'off'
When the input is true, return 'on', otherwise, return 'off'.

presque 6 ans il y a

A résolu


Box!
Given a box, find the volume of the cube. With each side = a.

presque 6 ans il y a

A résolu


Find the hypotenuse
Given a and b (the two sides of a right-triangle), find c, the hypotenuse.

presque 6 ans il y a

A résolu


Add two numbers
Calculate the sum of two numbers. Example input = [2 3] output = 5

presque 6 ans il y a

A résolu


Back to basics 8 - Matrix Diagonals
Covering some basic topics I haven't seen elsewhere on Cody. Given an input vector of numbers, output a square array with the...

presque 6 ans il y a

A résolu


convert matrix to single column
given any matrix, convert it to single column

presque 6 ans il y a

A résolu


Basics: 'Find the eigenvalues of given matrix
Find the eigenvalues y for a given matrix x.

presque 6 ans il y a

A résolu


Remove NaN ?
input -> matrix (n*m) with at least one element equal to NaN; output -> matrix(p*m), the same matrix where we deleted the enti...

presque 6 ans il y a

A résolu


Back to basics 1 - Saving
Covering some basic topics I haven't seen elsewhere on Cody. Given an input variable 'x', save it to disk in a file named 'co...

presque 6 ans il y a

A résolu


Volume of a box
Given a box with a length a, width b, and height c. Solve the volume of the box.

presque 6 ans il y a

A résolu


Average of square wave
given positive and negative peak , calculate dc level, 50% duty cycle

presque 6 ans il y a

A résolu


Find number of days
The input is two date in string format (dd-mm-yyyy) find out the number of days between these two dates. Example: input: ...

presque 6 ans il y a

A résolu


Project Euler: Problem 3, Largest prime factor
The prime factors of 13195 are 5, 7, 13 and 29. What is the largest prime factor of the number being input, input might be ui...

presque 6 ans il y a

A résolu


Project Euler: Problem 1, Multiples of 3 and 5
If we list all the natural numbers below 10 that are multiples of 3 or 5, we get 3, 5, 6 and 9. The sum of these multiples is 23...

presque 6 ans il y a

Réponse apportée
How can I recognize symbolic value with actual value 0?
You need to specify custom tolerance. if abs(ans) < 1e-10 ans = 0; end You can specify your own tolerance instead of 1e-...

presque 6 ans il y a | 0

A résolu


Is this is a Tic Tac Toe X Win?
For the game of <https://en.wikipedia.org/wiki/Tic-tac-toe Tic Tac Toe> we will be storing the state of the game in a matrix M. ...

environ 6 ans il y a

A résolu


Spot the First Occurrence of 5
This problem series invites you to solve two simple problems related to the integer NUMBER FIVE, in order to celebrate <https://...

environ 6 ans il y a

A résolu


Write c^3 as sum of two squares a^2+b^2
write c^3 as sum of two squares a^2+b^2. a and b must be integer and greater than zero. For example 5^3 = 2^2 + 11^2 5...

environ 6 ans il y a

Charger plus