Gelöst

How many hours are there in a day in Italy?
Remember "European Summer Time"

3 Monate vor

Gelöst

Calculate the answer to life the universe and everything
<https://en.wikipedia.org/wiki/42_(number)>

3 Monate vor

Gelöst

Calculate the hypotenuse of a right triangle without using ^ and sqrt ()
Find out the hypotenuse of right triangle. Say a = 4, b = 3 then c = 5 Please don't use ^ and sqrt() function.

3 Monate vor

Gelöst

Negative without '-'
Simple: return a negative number without using the '-' sign. Thanks to Problem <https://www.mathworks.com/matlabcentral/cody/...

3 Monate vor

Gelöst

Find third Side of a right triangle given hypotenuse and a side. No * - or other functions allowed
Find the remaining side of a triangle given the hypotenuse and a side. However, the normal functions and symbols are not allowe...

3 Monate vor

Gelöst

Compute LOG(1+X) in natural log
Compute LOG(1+X) in natural log

3 Monate vor

Gelöst

Calculate sin(x) without sin(x)
Calculate y = sin(x) x = 0 -> y= 0 without the use of sin(x) or cos(x)

3 Monate vor

Gelöst

Calculate cosine without cos(x)
Solve cos(x). The use of the function cos() and sin() is not allowed.

3 Monate vor

Gelöst

calculate PI without using pi function
There are many methods to get the pi(Ratio of circumference to diameter). You should get pi without using the pi function in M...

3 Monate vor

Gelöst

Calculate the number of elements in a matrix.
Calculate the number of elements in a matrix.

3 Monate vor

Gelöst

sum all digits
input = 123456789, output = 1+2+3+4+5+6+7+8+9 = 45

3 Monate vor

Gelöst

Matrix Max Finder
Output the maximum value in a matrix

3 Monate vor

Gelöst

true or false
if the matrix has a zero, return true. else, return false

3 Monate vor

Gelöst

Do Fast Fourier Transformation
Example Fast Fourier Transformation from vector [2,1]) ans = 3 1

3 Monate vor

Gelöst

Remove white space from the string
Remove the white spaces (trailing and leading) from the input variable

3 Monate vor

Gelöst

Back to basics 3 - Temp Directory
Covering some basic topics I haven't seen elsewhere on Cody. Return a string that is the path to the system's current temp di...

3 Monate vor

Gelöst

Vector with a repeated entry
Create a row vector of length n, filled with 4's. For example, if n = 3, output = [4 4 4]

3 Monate vor

Gelöst

If you have matrix A, create matrix B using matrix A as an "element"
A = [1 2 3 4; 5 6 7 8] B = [1 2 3 4 1 2 3 4; 5 6 ...

3 Monate vor

Gelöst

ASCII Code
Using matlab, give the symbol that is associated with ASCii code 90.

3 Monate vor

Gelöst

Corresponding ASCII code.
Given the number, the output will show the corresponding ASCII code.

3 Monate vor

Gelöst

ASCII code of a leter.
Given the letter, the output will show the corresponding ASCII code.

3 Monate vor

Gelöst

Annual Salary
What is the annual salary of Mr. Cody if he works 40 hours a week and gets $x per hour and a yearly bonus of $2000? (Let, 50 wee...

3 Monate vor

Gelöst

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

3 Monate vor

Gelöst

Remove All elements less than 5
Given an input vector x, remove all elements of x less than 5 . Example: Input x = [ 1 2 5 7 3 ] Output y is [ 5 7 ...

3 Monate vor

Gelöst

Matlab Basics II - Find the roots of a function
Write a function that finds where a curve crosses zero (the x-axis) to two decimal places Example: <<http://s14.postimg.o...

3 Monate vor

Gelöst

Matlab Basics - Assigning Variables
Assign different types of data to variables: integer, double, and strings Example: A is a double, for example 2.34 B is a...

3 Monate vor

Gelöst

Matlab Basics II - Operations and Matrix Dimensions
Write a function that takes two inputs, a & b, and outputs the sum and product of the two matrices. The matrices have OPPOSITE d...

3 Monate vor

Gelöst

Matlab Basics II - Velocity of a particle
A particle is moving in space, such that it's velocity is given by: <<http://s30.postimg.org/5rf1xtvj5/cody1.png>> write a...

3 Monate vor

Gelöst

Matlab Basics - Pick out parts of a vector
Consider x a vector of length >= 7 (there are at least 7 elements in the vector, write a script that extracts the 2nd element, a...

3 Monate vor

Gelöst

Sum of diagonals elements of a matrix
Given a matrix, return the sum of all the elements across the diagonals. E.g. A = [1 2 3; 4 5 6; 7 8 9;...

3 Monate vor