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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* .

environ 2 ans ago

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

environ 2 ans ago

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row removal
Remove the nth row from input matrix M and return the resulting matrix in output N.

environ 2 ans ago

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vectors counting by 5
Create a vector with numbers from x_min to x_max in increments of 5.

environ 2 ans ago

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Find the volume of cone
Find the volume of cone, when given radius(r) and height(h).

environ 2 ans ago

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Display positive elements of matrix.
Display positive elements of matrix.

environ 2 ans ago

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Solve expression III
Solve expression for given vector x. Expression = (tan(2*x^2+7*x-30.25)+log(x^3-2.25))/(nthroot(sin(x^3)^2+1/5*log(x^4-2.5),3))...

environ 2 ans ago

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Find hen's weight.
If hen weights x kilos on two legs, how much does it weights on one leg? Output the result.

environ 2 ans ago

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Octoberfest festival
A group of students decided to visit Octoberfest festival. First they ordered one beer, then after half-hour they taken one more...

environ 2 ans ago

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Form a square matrix from four square sub-matrices
Create a square matrix, y, from 4 square sub-matrices that will be constructed (x1, x2, x3, x4): y = [x1 x2; x3 x4]; ...

environ 2 ans ago

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Find Euclidean norm of given vector u.
Find Euclidean norm of given vector u. https://en.wikipedia.org/wiki/Euclidean_distance Example x=[1 1] result=sqrt(1^2+1^2...

environ 2 ans ago

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Calculate the sum of elements of n*n Hilbert matrix.
Calculate the sum of elements of n*n Hilbert matrix. For example, for n=5: HilbertMatrix = [1.0000 0.5000 0.333...

environ 2 ans ago

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raise 1/3
Raise a number to 1/3 power.

environ 2 ans ago

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Determine whether the number is multiple of 3 or not
Let a=6 and as 6 = 2*3 which means 6 is multiple of 3; return true if a is multiple of 3,otherwise false.

environ 2 ans ago

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Pentagonal dodecahedron
<<https://upload.wikimedia.org/wikipedia/commons/7/73/Dodecahedron.gif>> Pentagonal dodecahedron is a dodecahedron that is ...

environ 2 ans ago

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Times 10
Try out this test problem first. Given the variable x as your input, multiply it by ten and put the result in y. Examples:...

environ 2 ans ago

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Times 5
Try out this test problem first. Given the variable x as your input, multiply it by five and put the result in y. Examples...

environ 2 ans ago

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Matrix for beginners
Multiply x and y elemwise.

environ 2 ans ago

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Convert from Base 10 to base 5
Convert the input number from base 10 into base 5: for example: if a(in base 10)= 5 then a(in base 5)= 10

environ 2 ans ago

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Matrix spiral
Make a spiral in a (n*n) matrix. The spiral has to start in the top left, and has to rotate clockwise to the center. The spiral ...

environ 2 ans ago

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Who knows the last digit of pi?
There is only one man who knows the last digit of pi, who is that man? Give the name of that man, who, by popular believe, can ...

environ 2 ans ago

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Circumscribed circles
Given the lengths of the 3 sides of a triangle, output the radius of the circumscribed circle. Example: [3 4 5] -> 2.5

environ 2 ans ago

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count to vector
Return a matrix of numbers of dimension K by N, where K = prod(v), and N=length(v). The rows count from a vector of ones up to v...

environ 2 ans ago

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Count from 0 to N^M in base N.
Return an array of numbers which (effectively) count from 0 to N^M-1 in base N. The result should be returned in a matrix, with ...

environ 2 ans ago

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Given a complex number, output quadrant 'I' 'II' 'III' or 'IV' | II | I | ...

environ 2 ans ago

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Omit columns averages from a matrix
Omit columns averages from a matrix. For example: A = 16 2 3 13 5 11 10 8 9 7 ...

environ 2 ans 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...

environ 2 ans ago

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Balanced number
Given a positive integer find whether it is a balanced number. For a balanced number the sum of first half of digits is equal to...

environ 2 ans ago

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So many choices
For inputs _n_ and _k_ (in that order), output the number of ways that k objects can be chosen from amongst n distinct objects. ...

environ 2 ans ago

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Half?
If you toss an even number (x) of coins, what is the probability (y) of 50% head and 50% tail?

environ 2 ans ago