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# Foufa.h

Last seen: 3日 前 2016 以来アクティブ

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

1年以上 前

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.

1年以上 前

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??

2年以上 前 | 1 件の回答 | 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...

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

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: ...

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...

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...

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

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.

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...

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

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,...

3年以上 前

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...

3年以上 前

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...

3年以上 前

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

4年以上 前

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 ...

4年以上 前

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

4年以上 前

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...

4年以上 前

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...

4年以上 前

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...

4年以上 前

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

4年以上 前

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

4年以上 前

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* .

5年弱 前

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

raise 1/3
raise 1/3

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...

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

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

what is sin of 0
what is sin of 0