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# Alexander Oleschuk

154 total contributions since 2018

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Square a Number
Given an input x, return y, which is equal to the square of x.

environ 2 ans ago

Solved

Celsius to Kelvin
Convert Celsius degrees to Kelvin temperature.

environ 2 ans ago

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If-then-else
Complete the function below such that if the value of x is in the range 10 to 14, inclusive, the value 18 is assigned to y. Oth...

environ 2 ans ago

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Create a vector
Create a vector from 0 to n by intervals of 2.

environ 2 ans ago

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Create a Matrix of Zeros
Given an input x, create a square matrix y of zeros with x rows and x columns.

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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square root
Find square root of given number

environ 2 ans ago

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square root
Find the square root (y) of an input (x).

environ 2 ans ago

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

environ 2 ans 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: ...

environ 2 ans ago

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Matrix multiplication
Multiply two incoming matrices via matrix multiplication

environ 2 ans ago

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Factorial Numbers
Factorial is multiplication of integers. So factorial of 6 is 720 = 1 * 2 * 3 * 4* 5 *6 Thus 6 factorial = factorial(720)....

environ 2 ans ago

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factorial of a number x
Factorial of a number x

environ 2 ans ago

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

environ 2 ans ago

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Say something funny
Say something funny, or not. Your solution will be (fully automatically and objectively) scored based on how clever or funny ...

environ 2 ans ago

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Small Riddle
Mr. Smith has two children. If the older child is a boy, what are the odds that the other child is also a boy?

environ 2 ans ago

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Transpose
Write a MATLAB script in order to convert a random length row vector (v) into a column vector.

environ 2 ans ago

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Find the product of a Vector
How would you find the product of the vector [1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0] times 2?; x = [1 : 0.5 : 6]; y ...

environ 2 ans ago

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Multiply a column by a row
* Given a column vector C and and a row vector R. * Output a matrix M. * Every column of M equals to C multiplied by correspon...

environ 2 ans ago

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What percentage?
Calculate the output c as the percentage of a on b for given a and b.

environ 2 ans ago

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Take two incoming vectors and output the sum of the two vectors

environ 2 ans ago

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Speed of car
Calculate the Speed of car given its Distance travelled and time taken in x and y respectively

environ 2 ans ago

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Let's see how peculiar we can get
The task is to multiply two numbers. But do it in the most peculiar possible way.

environ 2 ans ago

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environ 2 ans ago

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What number has this problem?
This problem is added because it is problem number *???* in the "Community" problems section. <http://www.mathworks.de/matlab...

environ 2 ans ago

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Who invented zero?
We know the importance zero in computer science, mathematics... but who invented zero? Clue: He was the first in the line ...

environ 2 ans ago

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Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.

environ 2 ans ago

Solved

Square root of a number
Write a code that will output the square root of x.

environ 2 ans ago

Solved