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Refresh your system of equations
Given square matrix, and solution vector, find the values of the variables Example: xyz = [1 -1 2; 0 2 5; 4 0 -3]; //x-y+2...

4 Monate vor

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Count me in
Count the number of occurrences of the second input in the first input Ex. x1 = 12344455511; x2 =2; output = 1 ...

4 Monate vor

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Get 1-4-3-4-4
Get the value of the indices in the title and assign it to an array

4 Monate vor

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Weighted moving average
x1=[1 2 1]; y1=[1 2 2 4 5 6 6 8]; Make function for weighted moving average. z(i)=(x1(i)*y1(i)+x1(i+1)*y1(i+1)+x1(i+2)*y1...

4 Monate vor

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Interpolate scattered data.
Most data was scattered, and there is no gird. There are three data [c] in three different area [x,y]. x=[1 3 4]; y=[1 ...

4 Monate vor

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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...

4 Monate vor

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Create a square matrix with given conditions
Create a square matrix, M, which should be populated as follows: M = [ n^2 n * (n-1) n * (n-2) ... n * 2 n * ...

4 Monate vor

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Convert array of decimal numbers into binary numbers array.
Convert an array of decimal numbers into binary numbers array. For example: x = [1 2 3 4 5 6 7 8]; result = [1; 10; 11;...

4 Monate vor

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find "greatest common divisor" of two integer value
A function to find Greatest Common Divisor of two integer input E.G. x=-18 y=96 output should be +6 x=-18; y=96; >>your...

4 Monate vor

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Prime number removal
remove all prime numbers from the input e.g. input = 1 2 3 4 5 6 7 8 9 10 11 12 ...

4 Monate vor

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Find cosine between two given vectors u and v.
Find cosine between two given vectors u and v. Example u = [5 2 0 5 3 0]; v = [3 2 5 1 ...

4 Monate vor

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Box!
Given a box, find the volume of the cube. With each side = a.

4 Monate vor

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Solve expression II
Solve given expression. alpha=0.1(-x-y-50)/(exp((-x-y-50)/10)-1) beta=5exp((-x+y-60)/20) result=alpha+beta;

4 Monate vor

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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 Monate vor

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For given xx,x, y vectors build spline of x and y and find yy values for xx vector.
For given xx,x, y vectors build spline of x and y and find yy values for xx vector. Example x = [ 1.0000 1.5000 2.00...

4 Monate vor

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Find sum of negative elements in row.
Find sum of negative elements in row. Example x=[1 -5 3 4 -6 6 7 8 9 10] result = -11

4 Monate vor

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Basic commands - Least common multiple
Make a function which will return least common multiple of "a" and "b" Example: a=8; b=6; y=24;

4 Monate vor

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Create a code for XNOR
Given two inputs, output XNOR of those two

4 Monate vor

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N-plicate me
Modified version of duplicate and triplicate me. Repeat elements of input vector with given input n Ex: input = [1 2 3 4 5...

4 Monate vor

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Get all prime factors
List the prime factors for the input number, in decreasing order. List each factor. If the prime factor occurs twice, list it as...

4 Monate vor

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Find max prime number
Given integer number n. Find the max prime number (mpn) that smaller than or equal to n. Example: n = 10 --> mpn = 7

4 Monate vor

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Solve expression I
Solve expression (1+sin(x))/cos(x)+cos(x)/(1+sin(x)) for given vector x.

4 Monate vor

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Find the sines of an isosceles triangle when given its area and height
Find the sines of an isosceles triangle when given its area and height. For example, when A=12 and h=4, the result is [0.8 0.8 ...

4 Monate vor

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Simple date to serial no. conversion
Convert a date string to a serial date number. For example if you take x='19-May-2001' then the result is 730990 x...

4 Monate vor

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Find the logic
There exists one logic in between input and output. Find it (easy math). Example 1: x=13 then y=339; Example 2: x=26...

4 Monate vor

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Basic commands - amount of inputs
Make a function, which will return amount of given inputs Example: amountinput(1,2,4,3,10) -> 5 , because we gave functio...

4 Monate vor

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Basics - not so easy division
Please make a function whcih divides x/y, but pay attention for some exceptions with NaN,0,Inf. Sometimes return "ERROR" instead...

4 Monate vor

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angle in regular polygon
Make a function which returns measure of interior angle in x-side regular polygon. x is as input. Please pay attention, that 1 ...

4 Monate vor

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Opposite task convert string hexadecimal numbers array into array of decimal numbers .
Opposite task convert string hexadecimal numbers array into array of decimal numbers . Example x=[ '208'; '209'; '20A'; ...

4 Monate vor

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Calculate the values of a polynomial.
Calculate the values of a polynomial.Input parameter p - vector of polynomial coefficients, x - matrix of the argument values. ...

4 Monate vor