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Alternating sum
Given vector x, calculate the alternating sum y = x(1) - x(2) + x(3) - x(4) + ...

4 years ago

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Project Euler: Problem 6, Natural numbers, squares and sums.
The sum of the squares of the first ten natural numbers is, 1^2 + 2^2 + ... + 10^2 = 385 The square of the sum of the first ...

4 years ago

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Sum of first n terms of a harmonic progression
Given inputs a, d and n, return the sum of the first n terms of the harmonic progression a, a/(1+d), a/(1+2d), a/(1+3d),....

4 years ago

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Swap two numbers
Example Input: a = 10 b = 20 Output a = 20 b = 10

4 years ago

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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 years ago

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

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

4 years ago

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Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

4 years ago

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Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.

4 years ago

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Power Numbers
Find the n-th power of m.

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Given a square and a circle, please decide whether the square covers more area.
You know the side of a square and the diameter of a circle, please decide whether the square covers more area.

4 years ago

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Find out value of sine given by degree.
Find out value of sine given by degree. If theta=30, it's value must be 0.5.

4 years ago

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Find the index of the largest value in any vector X=[4,3,4,5,9,12,0,4.....5]
The given function returns the index of the maximum value in a given matrix. such as X=[4,3,4,5,9,12,0,5] Ans= 6 if maxim...

4 years ago

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Celsius to Kelvin
Convert Celsius degrees to Kelvin temperature.

4 years ago

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Negative matrix
Change the sign of all elements in given matrix.

4 years ago

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

4 years ago

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Add two numbers
Given a and b, return the sum a+b in c.

4 years ago

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Change matrix to vector
Vector is a matrix whose size is 1 x n or n x 1. Change matrix to vector. x = 4 3 5 1 ...

4 years ago

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Back to basics 8 - Matrix Diagonals
Covering some basic topics I haven't seen elsewhere on Cody. Given an input vector of numbers, output a square array with the...

4 years ago

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DC-DC boost converter
Find the output voltage of a DC-DC boost converter given input voltage and the duty cycle ratio

4 years ago

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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...

4 years ago

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Count up then down
Create a function that produces counting up from 0 up to n then down to 0 n=2 --> 0 1 2 1 0 n=3 --> ...

4 years ago

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Conversion from hours to mili sec
Convert given input in hours to mili seconds

4 years ago

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Convert radians to degrees
Given input in radians, output to degrees

4 years ago

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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...

4 years ago

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Given the variable x as your input, multiply it by four, then divide it by two. Then put the result in y.
If x = 5, y = 4*5/2 = 10

4 years ago

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How to Concatenate two strings?
How to Concatenate two strings?

4 years ago

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sum of non-primes
The sum of the non-primes no larger than 10 is 1+4+6+8+9+10=38 Find the sum of all the positive non-prime integers that do no...

4 years ago

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Find the hypotenuse
Given a and b (the two sides of a right-triangle), find c, the hypotenuse.

4 years ago

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Transpose
Write a MATLAB script in order to convert a random length row vector (v) into a column vector.

4 years ago