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'Price of pizza!'

If you want to check pizza's price, try this! price is proportional to its volume, so you have to multiply 0.1($) to pizza's v...

6 years ago

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Pairwise column flip

Given matrix *M_in*, flip every pair of columns. So if *M_in* is 1 2 3 4 1 2 3 4 then *M_out* is 2 1 4 3 2 1 4 3 ...

6 years ago

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Implement a bubble sort technique and output the number of swaps required

A bubble sort technique compares adjacent items and swaps them if they are in the wrong order. This is done recursively until al...

6 years ago

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Find last zero for each column

Given a numeric array of arbitrary size, return the row index of the last zero for each column. If a column contains all nonzero...

6 years ago

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Return the length of the longest word in the string.

Example: Input s='A fractal is a natural phenomenon or a mathematical set that exhibits a repeating pattern that display...

6 years ago

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create a square matrix

create a [n*n] matrix. example: mat(4)= [ 1 4 9 16 4 4 9 16 9 9 ...

6 years ago

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Flipping a Matrix

Flipping matrix up and down. If a central row is exists, leave it, and flip remaining rows. Example Mat = magic(3) ...

6 years ago

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Where is the number that you want to find?

For a given matrix A, find where the input number x appears. Do this task by returning the vector which contains the row and th...

6 years ago

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Logarithm with base other than 'e'

Standard log() function returns natural logarithm with base equal to Euler constant. Compute logarithm for a given base.

6 years ago

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Number of nonzero elements in matrix

Calculate the number of nonzero elements for given matrix

6 years ago

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My cat likes strings!!

Create a string of specified length or more. It's that simple!

6 years ago

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Solve the system of equations.

_Ax=b_ * _A_ - square coefficient matrix * _b_ - right side column vector Find vecor _x_.

6 years ago

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Sort rows of a matrix

Sort rows of matrix A in an ascending order according to the last column Example input: A = [1 2 3;7 8 9;4 5 6]; Exam...

6 years ago

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What does the "B" in Benoit B Mandelbrot stand for?

Tip https://en.wikipedia.org/wiki/Mandelbrot_set

6 years ago

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Counting candies

In a classroom of |'n'| children, every even numbered child gets one big candy and every odd numbered child gets two small candi...

6 years ago

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Find product of eigenvalues of n*n magic matrix.

Find product of eigenvalues of n*n magic matrix. Example n=3 Matrix= [ 8 1 6; 3 5 7; 4 ...

6 years ago

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Get linearly independent vectors of given matrix.

Get linearly independent vectors of given matrix. Example matrix=[ 3 -1 0 0 ; 0 3 0 0...

6 years ago

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Pad zero between every adjacent values of the vector.

you are given a vector x. you have to make an output vector y with zeros padded between every adjacent values of x. e.g x: ...

6 years ago

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Repeat the entries of the vector to their reference times in the vector.

e.g for input x: [ 7 3 9 5] output y: [ 7 3 3 9 9 9 5 5 5 5]

6 years ago

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Find the qube of a give number.

You are given a number, find the qube of that number.

6 years ago