Solved

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,...

4 months ago

Solved

Roots
Find out the roots of a given polynomial equation.Given are the coefficients of the equation.

4 months ago

Solved

Determine the mean of matrix
Determine the mean of matrix without using mean function Hint: use simple algorithm

4 months ago

Solved

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

4 months ago

Solved

What is Sum Of all elements of Matrix
Given the matrix x, return the sum of all elements of matrix. Example: Input x = [ 1 2 0 0 0 0 6 9 3 3 ] ...

4 months ago

Solved

Factorial Numbers
Factorial is multiplication of integers. So factorial of 6 is 720 = 1 * 2 * 3 * 4* 5 *6 Thus 6 factorial = factorial(720)....

4 months ago

Solved

Divisible by 5
Pursuant to the <http://www.mathworks.com/matlabcentral/cody/problems/42404-divisible-by-2 first problem> in this series, this o...

4 months ago

Solved

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

4 months ago

Solved

Square root of a number
Write a code that will output the square root of x.

4 months ago

Solved

Equal to their cube
Tell me three real numbers that are equal to their cubes?

4 months ago

Solved

Array of Ones
Create a 100 X 100 array of ones.

4 months ago

Solved

Find the area of a triangle
Given a triangle with a base b and height h, return the triangle area.

4 months ago

Solved

Unit Matrix
Given n, you should return an n-by-n unit matrix. Example: If input is n=2 then A = [ 1 0 0 1 ] If input is n=4 th...

4 months ago

Solved

Square the input
Given a scalar or vector x, return the square of each element. Example x = [7 2] answer = [49 4]

4 months ago

Solved

Find out sum of all elements of given Matrix
Find out sum of all elements of given Matrix A=[1 2 3;4 5 6 ;7 8 9]; Answer must be: 45 *If you like this problem, pl...

4 months ago

Solved

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

4 months ago

Solved

y equals x divided by 2
function y = x/2

4 months ago

Solved

Reverse a matrix
Its simple. You have to reverse a given matrix.

4 months ago

Solved

Column norms of a matrix
Given a matrix M, return a vector y such that for each k y(k)=norm(M(:,k)) (y(k) is the Euclidean norm of the k-th col...

4 months ago

Solved

Volume and area of a sphere
Input(r) - radius Output([v,s]) - volume and area

4 months ago

Solved

Back to basics 10 - Max Float
Covering some basic topics I haven't seen elsewhere on Cody. Return the largest positive floating-point number MATLAB can han...

4 months ago

Solved

Do you like your boss?
Do you like your boss? Answer can be any string! For example: Boss = 'Do you like your boss?'; Output = 'yes' or ...

4 months ago

Solved

Find the dimensions of a matrix
Just find the number of columns of the given matrix. Example x = [1 2 3 4 5 6] y = 2

4 months ago

Solved

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

4 months ago

Solved

Area of a circle
Given the radius x, y would be the area of a circle. Pi = 3.1416

4 months ago

Solved

Sum of the Matrix Elements
Add up all the elements in a NxM matrix where N signifies the number of the rows and M signifies the number of the columns. E...

4 months ago

Solved

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]...

4 months ago

Solved

Rotate a Matrix
Input a Matrix x, Output y is the matrix rotating x 90 degrees clockwise

4 months ago

Solved

Create a Matrix of Zeros
Given an input x, create a square matrix y of zeros with x rows and x columns.

4 months ago

Solved

Matlab Basics - Absolute Value
Write a script that returns the absolute value of the elements in x e.g. x = [-1 -2 -3 -4] --> y = [1 2 3 4]

4 months ago