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# Foufa.h

##### Last seen: 29 days ago
102 total contributions since 2016

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Return area of square
Side of square=input=a Area=output=b

29 days ago

Solved

Magic is simple (for beginners)
Determine for a magic square of order n, the magic sum m. For example m=15 for a magic square of order 3.

29 days ago

Question

the inverse of spapi function
Hi, I have a data of (knots and coefs of function of order 5) and i want to plot the function . how to do this please??

1 year ago | 1 answer | 0

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Counting Money
Add the numbers given in the cell array of strings. The strings represent amounts of money using this notation: \$99,999.99. E...

1 year ago

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Convert yards to feet
The goal of this script is to convert a value given in yards to feet.

1 year ago

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Beginner's Problem - Squaring
Try out this test problem first. Given the variable x as your input, square it by two and put the result in y. Examples: ...

1 year ago

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Find the nearest prime number
Happy 5th birthday, Cody! Since 5 is a prime number, let's have some fun looking for other prime numbers. Given a positive in...

1 year ago

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Angle between two vectors
You have two vectors , determine the angle between these two vectors For example: u = [0 0 1]; v = [1 0 0]; The a...

1 year ago

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select the primes of a vector
Find the prime numbers in a vector

1 year ago

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vectorization in N
For a given integer n (n>1), compute the sum f (i) (1 <= i <= n) where f (i) = 1 if n is odd and 2 otherwise.

1 year ago

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Remove NaN ?
input -> matrix (n*m) with at least one element equal to NaN; output -> matrix(p*m), the same matrix where we deleted the enti...

1 year ago

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Is my wife right?
Regardless of input, output the string 'yes'.

1 year ago

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Check if number exists in vector
Return 1 if number _a_ exists in vector _b_ otherwise return 0. a = 3; b = [1,2,4]; Returns 0. a = 3; b = [1,...

2 years ago

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Are you in or are you out?
Given vertices specified by the vectors xv and yv, and a single point specified by the numbers X and Y, return "true" if the poi...

2 years ago

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Length of a short side
Calculate the length of the short side, a, of a right-angled triangle with hypotenuse of length c, and other short side of lengt...

2 years ago

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started with 3 cookies and you never ate any how many are left

3 years ago

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Sum of Two Numbers
Given two integer numbers x and y, calculate their sum and put it in z. Examples: Inputs x = 2, y = 4 Output z is 6 ...

3 years ago

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Pentagonal Numbers
Your function will receive a lower and upper bound. It should return all pentagonal numbers within that inclusive range in ascen...

3 years ago

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Extra safe primes
Did you know that the number 5 is the first safe prime? A safe prime is a prime number that can be expressed as 2p+1, where p is...

3 years ago

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Is it really a 5?
A number containing at least one five will be passed to your function, which must return true or false depending upon whether th...

3 years ago

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How to subtract?
* Imagine you need to subtract a few numbers using MATLAB. * You will not be using eval for this task. * Given two ASCII strin...

3 years ago

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You just measured its surface area, that is the input.

3 years ago

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Get the length of a given vector
Given a vector x, the output y should equal the length of x.

3 years ago

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Replace Negative(-) by 0 and positive by 1
In a given Matrix Replace all element having *Negative sign with 0* and *Positive elements with 1* .

3 years ago

Solved

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

3 years ago

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raise 1/3
raise 1/3

3 years ago

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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 years ago

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what is the speed of the car if the car travelled 10m in 5 seconds
what is the speed of the car if the car travelled 10m in 5 seconds

3 years ago

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what is the cosine of pi
what is the cosine of pi

3 years ago

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what is sin of 0
what is sin of 0

3 years ago