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Throw common elements of two vector arrays
Throw common elements as output of two given input vector arrays

2 years ago

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Free-time Equation
Given a 7-day week, an *_nc_* -number of *_tc_* -hour classes, *_ta_* -hours awake in a day, and *_tw_* -hours that you work in ...

2 years ago

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Set x value to each odd index of vector y.
Set x value to each odd index of vector y.

2 years ago

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Factorions: Numbers that equal the sum of the factorials of their digits
From Wikipedia: _A factorion is a natural number that equals the sum of the factorials of its decimal digits_ For example: ...

2 years ago

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intervals
Write a function that takes an interval from a to b, and divides it into 6 parts.

2 years ago

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How to get the additive inverse of a uint8.
Given x as a uint8 find the additive inverse y.

2 years ago

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Diagonal Prod

2 years ago

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The Prime Days of Christmas
On the first day of Christmas my true love sent to me partridges in a pear tree. On the second day of Christmas my true love s...

2 years ago

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List Ormiston prime pairs
The numbers 1913 and 1931 form the first Ormiston prime pair. The numbers are consecutive primes, and they are anagrams of each ...

2 years ago

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modular arithmetic
Given three integers a,b and c, find the remainder when a^b is divided by c. Here, a^b will be well beyond the largest 64 bit in...

2 years ago

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Number Puzzle - 117

2 years ago

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Schrödinger dog
Everyone knows that dogs are less unpredictable than cats. But is that proven? Is that measurable at all? YES! NOW IT IS! ...

2 years ago

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Find out if the given number is a square of natural number.
For example , Input =4,output =1 Input=1,output=1 Input=0,output=0 Input=8,output=0

2 years ago

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I want eval
A valid MATLAB statement containing a definition of a vector is passed as a string S. Determine the length of the vector. Inp...

2 years ago

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Bleed non-zeros to the right using REGEXP, and that sort of cheatcodess...
This one is quite similar to <http://www.mathworks.nl/matlabcentral/cody/problems/1998-bleed-non-zeros-to-the-right>. But thi...

2 years ago

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sinus de pulsation a
Ecrire une fonction sinat qui prend en entrée un vecteur t (de valeurs croissantes) et renvoie un vecteur y de de même dimensi...

2 years ago

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Find matching string from a list of strings
Write a function that returns a string that is a unique match (if it exists) of the string inStr from a list of strings strList....

2 years ago

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Moyenne pondérée
Ecrire une fonction qui prend en entrée un vecteur P et un vecteur V et calcule la moyenne pondérée MP des élements vi d'un vec...

2 years ago

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Easy Sequences 6: Coefficient sums of derivatives
Consider the polynomial function and its first-order derivative . The sums of the coefficients of P and P', are and , respecti...

2 years ago

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Easy Sequences 5: Project Euler Problem 1 - Again!
We are all familiar with Project Euler Problem 1. This time let's try it on bigger multiples and larger range. Find the sum of ...

2 years ago

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Easy Sequences 4: Eliminate the Days of Confusion
If a date is written in purely numeric format some dates can be confusing, if we don't know the date format used. For example, "...

2 years ago

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Easy Sequences 3: Prime 44-number Squares
The positive integers 62 and 238 are related. Their squares (3844 and 56,644) both end in '44'. In fact, 62 and 238 are the 3rd ...

2 years ago

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Easy Sequences 2: Trigonometric function with integral input and output
The function 'F', defined as: , will always return an integer if the input is a natural number (in radian...

2 years ago

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Explore the twin prime Goldbach conjecture
The Goldbach conjecture says that every positive even integer greater than 2 can be expressed as the sum of two prime numbers in...

2 years ago

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Hermite Polynomials
Return the _n_-th <http://en.wikipedia.org/wiki/Hermite_polynomials Hermite polynomial> of the physicists' type. Assume that ...

2 years ago

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Damping of Servomotors with Tachometer Feedback
In Control Engineering, servomotors with tachometer feedback can be modeled by the second order system K / [J*s^2 + (B + K*K...

2 years ago

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Express numbers as the sum of a prime, a square, and a cube
While traveling on an interstate highway, I noticed a sign that gave distances to three places. The distances were 3, 8, and 9 m...

2 years ago

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Determine whether a number is a Gaussian prime
A Gaussian prime is a number that cannot be factored. For example, is not a Gaussian prime because it can be factored as the p...

2 years ago

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Determine whether a number is a Zeisel number
Do you know what is interesting about the number 1729? That’s right: it’s the third Zeisel number, a number given by , where ...

2 years ago

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Compute the bubble popper fidget spinner sequence
A fidget spinner is a toy made of multiple lobes that pivot on a ball bearing. In some, the lobes hold bubble poppers, or rubber...

2 years ago