A résolu

Replace NaNs with the number that appears to its left in the row.
Replace NaNs with the number that appears to its left in the row. If there are more than one consecutive NaNs, they should all ...

environ 8 ans il y a

A résolu

Too mean-spirited
Find the mean of each consecutive pair of numbers in the input row vector. For example, x=[1 2 3] ----> y = [1.5 2.5] x=[1...

environ 8 ans il y a

A résolu

find the surface area of a cube
given cube side length x, find the surface area of the cube, set it equal to y

environ 8 ans il y a

A résolu

Create a two dimensional zero matrix
You have to create a zero matrix of size (mxn) whose inputs are m and n and the elements of your matrix should be zeros. Exam...

environ 8 ans il y a

A résolu

find the maximum element of the matrix
for e.g x = [1 2; 3 4] y = 4

environ 8 ans il y a

A résolu

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

environ 8 ans il y a

A résolu

Sort a list of complex numbers based on far they are from the origin.
Given a list of complex numbers z, return a list zSorted such that the numbers that are farthest from the origin (0+0i) appear f...

environ 8 ans il y a

A résolu

De-dupe
Remove all the redundant elements in a vector, but keep the first occurrence of each value in its original location. So if a =...

environ 8 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];

environ 8 ans il y a

A résolu

Factorize THIS, buddy
List the prime factors for the input number, in decreasing order. List each factor only once, even if the factorization includes...

environ 8 ans il y a

A résolu

Rotate a Matrix by 90 degrees
Rotate a Matrix by 90 degrees Example: If the input is: X = 1 2 3 4 5 6 7 8 9 ...

environ 8 ans il y a

A résolu

surface of a spherical planet
you just discovered its circumference, that is the input.

environ 8 ans il y a

A résolu

Back to basics 6 - Column Vector
Covering some basic topics I haven't seen elsewhere on Cody. Given an input vector, output true or false whether it is a colu...

environ 8 ans il y a

A résolu

Roll the Dice!
*Description* Return two random integers between 1 and 6, inclusive, to simulate rolling 2 dice. *Example* [x1,x2] =...

environ 8 ans il y a

A résolu

Number of Horns on a unicorn!
Calculate the number of horns on a *unicorn*! And I'm talking about a unicorn with not more than one horn on it!

environ 8 ans il y a

A résolu

Get the length of a given vector
Given a vector x, the output y should equal the length of x.

environ 8 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];

environ 8 ans il y a

A résolu

Sorted highest to lowest?
Return 1 if the input is sorted from highest to lowest, 0 if not. Example: 1:7 -> 0 [7 5 2] -> 1

environ 8 ans il y a

A résolu

inner product of two vectors
inner product of two vectors

environ 8 ans il y a

A résolu

Arrange Vector in descending order
If x=[0,3,4,2,1] then y=[4,3,2,1,0]

environ 8 ans il y a

A résolu

Multiply by 3
Given the variable x as your input, multiply it by three and put the result in y.

environ 8 ans il y a

A résolu

Concatenate two strings
Its very easy. Just concatenate two strings.

environ 8 ans il y a

A résolu

The Answer to Life, the Universe, and Everything
A variation of a previous Hitchhiker's Guide to the Galaxy problem. *Inputs:* Life, the Universe, and Everything *Output:*...

environ 8 ans il y a

A résolu

Magic is simple (for beginners)
Determine for a magic square of order n, the magic sum m. For example m=15 for a magic square of order 3.

environ 8 ans il y a

A résolu

Nearest Numbers
Given a row vector of numbers, find the indices of the two nearest numbers. Examples: [index1 index2] = nearestNumbers([2 5 3...

environ 8 ans il y a

A résolu

Return the 3n+1 sequence for n
A Collatz sequence is the sequence where, for a given number n, the next number in the sequence is either n/2 if the number is e...

environ 8 ans il y a

A résolu

Find the numeric mean of the prime numbers in a matrix.
There will always be at least one prime in the matrix. Example: Input in = [ 8 3 5 9 ] Output out is 4...

environ 8 ans il y a

A résolu

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...

environ 8 ans il y a

A résolu

Sum of diagonal of a square matrix
If x = [1 2 4; 3 4 5; 5 6 7] then y should be the sum of the diagonals of the matrix y = 1 + 4 + 7 = 12

environ 8 ans il y a

A résolu

radius of a spherical planet
You just measured its surface area, that is the input.

environ 8 ans il y a