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Kaprekar Steps
6174 is the Kaprekar constant. All natural numbers less than 10,000 (except some with same digits) can be reduced to 6174 in the...

3 years ago

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Perimeter
Given a sequence of points forming a closed path (first and last points are coincident) return the perimeter value. For example...

3 years ago

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Radiation Heat Transfer — View Factors (2)
View factors (aka configuration factors) are utilized in some radiation heat transfer models to estimate heat transfer rates bet...

3 years ago

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Create the following sequence : 0 1 1 4 9 25 64 169 ...
The sequence 0, 1, 1, 4, 9, 25, 64, 169, ... represents the square of the sequence of Fibonacci numbers. Let n repres...

3 years ago

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Hardy-Ramanujan number
Find the first Hardy-Ramanujan number.

3 years ago

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Vector of numbers divisible by 3
* Input(n) - any integer * Output(v) - vector with numbers divisible by 3(exept 0) starting from n to 0 Examples: * n=6...

3 years ago

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Latest Question On Cody
Get the problem number of the latest submitted Problem on Cody. Copying the test suite code might not help.

3 years ago

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solve for y that is half as much as three less than one tenth of x
function y = half(x) y = (x * .1); end

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Palindrome Check
Check whether the entire matrix is palindrome or not. Example matrix = [7 8 7] matrix_reverse = [7 8 7] So the mat...

3 years ago

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Filter AC, pass DC
Input x is the sampled signal vector, may have both AC and DC components. Output vector y should not contain any AC component. ...

3 years ago

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Give prime Numbers upto n
You are given a input number x; print all the prime numbers less than equal to x.

3 years ago

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Interior angles
Find the sum of interior angles for polygon of x sides.

3 years ago

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Decide whether determinant is zero.
Given a 3 x 3 matrix, find the determinant. Let y = true if the determinant is zero, and let y = false if the determinant is no...

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imaginary results
Return the value of the imaginary number i to the power of input argument n.

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Hydrogens in a Saturated Hydrocarbon
Given (c) carbon atoms in a saturated hydrocarbon molecule (all single bonds), how many hydrogen atoms (h) are in the molecule?

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Can I make a right triangle ?
Input(a) - is vector with any amount of values. Interpreted as legths of sides. Output(b): * Is true if there are any 3 va...

3 years ago

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Radiation Heat Transfer — View Factors (1)
View factors (aka configuration factors) are utilized in some radiation heat transfer models to estimate heat transfer rates bet...

3 years ago

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Basic commands - Least common multiple
Make a function which will return least common multiple of "a" and "b" Example: a=8; b=6; y=24;

3 years ago

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Change matrix to vector2
From x = 4 3 5 1 5 1 To y = 4 3 5 1 ...

3 years ago

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UICBioE240 2.7
Given two 3-element vectors x1 and x2, create a 3 x 3 x 3 matrix Y where (:,:,1) has all values of x1 * x2, (:,:,2) has all valu...

3 years ago

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Variable_Addition
be able to add any variable to the number one

3 years ago

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Print true if
all elements are larger than 5 a=[1 3 5 8 6]; b=[6 6 6 6 6]; function(a) should be false, and function(b) will be tru...

3 years ago

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UICBioE240 problem 1.8
Given a list of grades in a class, write a script that gives the 2nd highest grade in the class and the average for the class. ...

3 years ago

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Small Riddle
Mr. Smith has two children. If the older child is a boy, what are the odds that the other child is also a boy?

3 years ago

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Calculate some equation
Using given inputs x and z, make two outputs that are y1 = (xz)/(x/z)^2 + 14x^2 - 0.8z^2 y2 = x^z - z^x + (x/z)^2 - (z/x...

3 years ago

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Alkane
Given a number, x, that is equal to the number of carbon atoms in an <http://en.wikipedia.org/wiki/Alkane alkane>, find, y, the ...

3 years ago

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UICBioE240 problem 1.4
So if A = [ 1 2 3; 4 5 6; 7 8 9] B = [ 3 3]

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Average Grade
Given a 1x5 vector presents the grades of a student on five tests. Calculate the average grade of that student.

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UICBioE240 problem 1.3
Find the length of a vector. So if A = [1 1 1 1 1] Then B = 5

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UICBioE240 problem 1.14
Solve 3^x = 17

3 years ago