Risolto

Number of digits in an integer
Specifies how many digits in a given integer. Example: in=100 ==> out=3

circa 12 anni fa

Risolto

Find out missing number from a vector of 9 elements
You are given a vector of size 9, x = [x1 x2 x3 x4 x5 x6 x7 x8 x9] Elements of x may be randomly selected without repeati...

circa 12 anni fa

Risolto

Create matrix of replicated elements
Given an input element x, and the dimensions, (m, n) return a matrix of size m x n filled with element x. Example: Input: ...

circa 12 anni fa

Risolto

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

circa 12 anni fa

Risolto

Create a cell array out of a struct
Create a cell array out of a (single) struct with the fieldname in the first column and the value in the second column: in: ...

circa 12 anni fa

Risolto

Back to basics 16 - byte order
Covering some basic topics I haven't seen elsewhere on Cody. Switch the byte order of the input (i.e. if little-endian -> big...

circa 12 anni fa

Risolto

Getting the row and column location from a matrix
This is a basic MATLAB operation. It is for instructional purposes. --- You may already know how to get <http://www.mathwo...

circa 12 anni fa

Risolto

Determine the number of odd integers in a vector
Determine the number of unique odd integers in a vector. Examples: Input x = [2 5 8 3 7 1]; Output y = 4; Inp...

circa 12 anni fa

Risolto

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

circa 12 anni fa

Risolto

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

circa 12 anni fa

Risolto

middleAsColumn: Return all but first and last element as a column vector
Given input A, return all but the first and last elements, arranged as a column vector. (I.e., all dimensions after the first s...

circa 12 anni fa

Risolto

Generate a NaN...on purpose
The goal is to create a function that will return a single "NaN" without using the nan function. I am interested to see how many...

circa 12 anni fa

Risolto

Given a 4x4 matrix, swap the two middle columns
If a = [1 2 3 4; 1 2 3 4; 1 2 3 4; 1 2 3 4]; then the result is ans = 1 3 2 4 1 3 2...

circa 12 anni fa

Risolto

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

circa 12 anni fa

Risolto

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...

circa 12 anni fa

Risolto

Cannon Ball
Given g (acceleration due to gravity) and desired altitude x, find the minimum ground velocity of a cannon ball to reach x.

circa 12 anni fa

Risolto

kmph to mps
convert kilometer per hour to meter per second

circa 12 anni fa

Risolto

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

circa 12 anni fa

Risolto

vectorization in N
For a given integer n (n>1), compute the sum f (i) (1 <= i <= n) where f (i) = 1 if n is odd and 2 otherwise.

circa 12 anni fa

Risolto

Output any real number that is neither positive nor negative
Output any real number that is neither positive nor negative

circa 12 anni fa

Risolto

Sum the numbers on the main diagonal
Sum the numbers on the main diagonal of an n-by-n matrix. For input: A = [1 2 4 3 6 2 2 4 7]...

circa 12 anni fa

Risolto

Try 1.5.4: Celsius to Fahrenheit
Write a program to convert an input given in Celsius to Fahrenheit. Examples: Input celsiusValue = 100 Output fahrValu...

circa 12 anni fa

Risolto

Multiply 2 numbers
Very easy, you just have to multiply 2 numbers but you cannot use the following signs (*, /, - ,^) ,mtimes , times, cross, pro...

circa 12 anni fa

Risolto

Return unique values without sorting
If the input vector A is [42 1 1], the output value B must be the unique values [42 1] The *values of B are in the s...

circa 12 anni fa

Risolto

Half?
If you toss an even number (x) of coins, what is the probability (y) of 50% head and 50% tail?

circa 12 anni fa

Risolto

Specific Element Count
Given a vector _v_ and a element _e_, return the number of occurrences of _e_ in _v_. Note: NaNs are equal and there may be n...

circa 12 anni fa

Risolto

Triangle sequence
A sequence of triangles is constructed in the following way: 1) the first triangle is Pythagoras' 3-4-5 triangle 2) the s...

circa 12 anni fa

Risolto

Geometric series
Find the sum, given the first term t1, the common ratio r, and number of terms n. Examples If input t1=1, r=1, n=7 the...

circa 12 anni fa

Risolto

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

circa 12 anni fa

Risolto

Side of an equilateral triangle
If an equilateral triangle has area A, then what is the length of each of its sides, x? <<http://upload.wikimedia.org/wikipe...

circa 12 anni fa