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

quasi 6 anni fa

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

quasi 6 anni fa

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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,...

quasi 6 anni fa

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Close MATLAB with keyboard
Close MATLAB with keyboard without using mouse

quasi 6 anni fa

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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. ...

quasi 6 anni fa

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

quasi 6 anni fa | 0

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

quasi 6 anni fa

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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))];

quasi 6 anni fa | 0

| accettato

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

quasi 6 anni fa

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

quasi 6 anni fa

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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 + ...

quasi 6 anni fa

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square number
Square a number

quasi 6 anni fa

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

quasi 6 anni fa

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

quasi 6 anni fa

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

quasi 6 anni fa

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

quasi 6 anni fa

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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...

quasi 6 anni fa

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

quasi 6 anni fa

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

quasi 6 anni fa

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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...

quasi 6 anni fa

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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...

quasi 6 anni fa

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

quasi 6 anni fa

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

quasi 6 anni fa

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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: ...

quasi 6 anni fa

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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...

quasi 6 anni fa

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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...

quasi 6 anni fa

Risposto
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-...

quasi 6 anni fa | 0

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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. ...

circa 6 anni fa

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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://...

circa 6 anni fa

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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...

circa 6 anni fa

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