# Jan Orwat

### StethoMe

Primarily dsp engineer, algorithm developer for sound processing for IoT. Hardware production specialist focused on prototyping, device testers designing and manufacture as well as introducing product for mass production assembly lines.

**Programming Languages:**

Python, R, MATLAB

**Spoken Languages:**

English

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**2** Questions

**34** Answers

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RANK**14,574** of 19,549

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**Content Feed**

Solved

The Piggy Bank Problem

Given a cylindrical piggy bank with radius g and height y, return the bank's volume. [ g is first input argument.] Bonus though...

2 years ago

Solved

Circle/Pentagon Overlap

Your function will be provided with the five vertices of a pentagon (p) as well as the center point (cp) and radius (r) of a cir...

2 years ago

Solved

Inscribed Pentagon?

Your function will be provided with the five vertices of a pentagon (p) as well as the center point (cp) and radius (r) of a cir...

2 years ago

Solved

Easy Sequences 33: Web Trapped Ant

An ant is trapped on a spider web inside a can with open top. The can has a radius and height . A spider sitting on the outside...

2 years ago

Solved

Is this is a Tic Tac Toe X Win?

For the game of <https://en.wikipedia.org/wiki/Tic-tac-toe Tic Tac Toe> we will be storing the state of the game in a matrix M. ...

2 years ago

Solved

Pentagonal Numbers

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

2 years ago

Solved

I Plead the Fifth

Write a function to provide a yes or no answer to the input string. However, it must plead the 5th amendment (return an empty st...

2 years ago

Solved

The Top 5 Primes

This problem series invites you to solve two simple problems related to the integer NUMBER FIVE, in order to celebrate <https://...

2 years ago

Solved

Breaking Out of the Matrix

Do you want to take the Red Pill, or the Blue Pill? If you take the Blue Pill, you will simply pass along to the next problem...

2 years ago

Solved

Pernicious Anniversary Problem

Since Cody is 5 years old, it's pernicious. A <http://rosettacode.org/wiki/Pernicious_numbers Pernicious number> is an integer w...

2 years ago

Solved

Energy of a photon

*⚛ ☢ ⚛ ☢ ⚛ ☢ ⚛* Given the frequency F of a photon in giga hertz. Find energy E of this...

2 years ago

Solved

Tick. Tock. Tick. Tock. Tick. Tock. Tick. Tock. Tick. Tock.

Submit your answer to this problem a multiple of 5 seconds after the hour. Your answer is irrelevant; the only thing that matte...

2 years ago

Solved

Find the complement of a number in binary

Input x is a decimal number and output y is the complement of binary representation of x. For example, x = 10 has the binary ...

5 years ago

Solved

Word Distance - Sum

Let's suppose that the distance of a word can be calculated by summing the differences between its letters, having assigned the ...

5 years ago

Solved

Lunar Arithmetic (Addition)

<https://oeis.org/A087061 OEIS link for a description of lunar arithmetic> Simply take the larger digit. Example 1: ...

5 years ago

Solved

Find the right number make the equation

Given positive integer number n, find the right positive integer number a, b , so that (1) sqrt(a + n * b) is a positive inte...

5 years ago

Solved

Make an anonymous function that has variable output

Make a anonymous function that has variable output. f = @(x)... the following equation→equation(s) as followed has(ve) ...

5 years ago

Solved

How many solutions has this problem?

Guess, predict or calculate :-) (You will be scored by the accuracy). Update: <http://www.mathworks.co.uk/matlabcent...

6 years ago

Solved

Test your luck!

This problem is designed to test your luck, and therefore the contents of your function are irrelevant. In order to do so, the t...

6 years ago

Problem

Tautology

Check if given expression is always true. For example sentence '~(A & B) == (~A | ~B)' is always true. Characters in ...

6 years ago | 3 | 42 solvers

Problem

Polarisation

You have n polarising filters stacked one on top of another, and you know each axis angle. How much light gets passed through th...

6 years ago | 3 | 255 solvers

Problem

Pernicious Anniversary Problem

Since Cody is 5 years old, it's pernicious. <http://rosettacode.org/wiki/Pernicious_numbers Pernicious number> is an integer whi...

6 years ago | 12 | 816 solvers

Solved

OXO counting

Count the number of occurrences of "OXO" in rows, columns, diagonals and anti-diagonals. Example: >> board = ['OOX' ...

6 years ago

Solved

Twist 'n' Match

Given n and m, construct an n-by-n matrix a such that a, when rotated 90 degrees and compared with itself, matches itself in exa...

6 years ago

Solved

Oh Zero Zero Zero!!!

Hello all, So you have to find the largest section of zeros in a vector and then find the length of those zeros and there start...

6 years ago

Problem

OXO counting

Count the number of occurrences of "OXO" in rows, columns, diagonals and anti-diagonals. Example: >> board = ['OOX' ...

6 years ago | 3 | 17 solvers

Solved

Rotate array 90 degrees

Rotate the given matrix by 90 degrees. Example, A = [1 2 3 ; 4 5 6 ] B = rotated(A) = [ 3 6; 2 5; 1 4 ]

6 years ago

Solved

Calculate some equation

Using given inputs x and z, make two outputs that are y1 = (xz)/(x/z)^2 + 14x^2 - 0.8z^2 y2 = x^z - z^x + (x/z)^2 - (z/x...

6 years ago

Solved

How many problems and solutions did you like?

When I started to create problems in my early stages of playing Cody, one day, I realized that Aurelien Queffurust liked one of ...

6 years ago