# Jakub Mrowka

### AGH

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I have received the M.S. degree in Mechatronic from the University of Science AGH Cracow and post grad Financial engineering in risk managment.

Professional Interests: DSP

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Minefield Sonar

*Background* In mine-hunting games (e.g. Microsoft Minesweeper), the user is provided with a covered grid that, upon a left c...

6 years ago

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Maximum running product for a string of numbers

Given a string s representing a list of numbers, find the five consecutive numbers that multiply to form the largest number. Spe...

6 years ago

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Subset Sum

Given a vector v of integers and an integer n, return the the indices of v (as a row vector in ascending order) that sum to n. I...

6 years ago

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Duplicates

Write a function that accepts a cell array of strings and returns another cell array of strings *with only the duplicates* retai...

6 years ago

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5th Time's a Charm

Write a function that will return the input value. However, your function must fail the first four times, only functioning prope...

6 years ago

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Is this a valid Tic Tac Toe State?

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. ...

6 years ago

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Acid and water

⚖ ⚖ ⚖ ⚖ ⚖ ⚖ ⚖ ⚖ Assume that there is a 100 liter tank. It is initially fi...

6 years ago

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Number of Even Elements in Fibonacci Sequence

Find how many even fibonacci numbers are available in the first d numbers. Consider the following first 14 numbers 1 1 2...

6 years ago

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"Cody" * 5 == "CodyCodyCodyCodyCody"

*Alice*: What? *"Cody" * 5 == "CodyCodyCodyCodyCody"*? You've gotta be kidding me! *Bob*: No, I am serious! Python supports...

6 years ago

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The 5th Root

Write a function to find the 5th root of a number. It sounds easy, but the typical functions are not allowed (see the test su...

6 years ago

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ASCII Birthday Cake

Given an age and a name, give draw an ASCII birthday cake. For example, given the name "CODY" and the age 5, return a string wit...

6 years ago

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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...

6 years ago

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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

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Recaman Sequence - II

Take an arbitrary starting point as input and create Recaman Sequence. Then find the 1, return its index. For example: if n =...

6 years ago

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The Glass Half Full

Identical glasses are placed in a triangular tower structure, such that the top level (L = 1) comprises one glass, the next leve...

6 years ago

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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...

6 years ago

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Van Eck's Sequence's nth member

Return the Van Eck's Sequence's nth member. For detailed info : <http://oeis.org/A181391 OEIS link> and <https://www.theguard...

6 years ago

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Missing five

Convert decimal numbers to a base-9 notation missing the digit *5* <<http://www.alfnie.com/software/missing5.jpg>> Too man...

6 years ago

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Recaman Sequence - I

Recaman Sequence (A005132 - <http://oeis.org/A005132 - OEIS Link>) is defined as follow; seq(0) = 0; for n > 0, seq(n) ...

6 years ago

Solved

Write c^3 as sum of two squares a^2+b^2

write c^3 as sum of two squares a^2+b^2. a and b must be integer and greater than zero. For example 5^3 = 2^2 + 11^2 5...

6 years ago

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Predicting life and death of a memory-less light bulb

*💡 💡 💡 💡 💡 💡 💡 💡 💡 💡 💡 💡 💡 💡 &...

6 years ago

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A Simple Tide Gauge with MATLAB

*∿ ∿ ∿ ∿ ∿ ∿ ∿ ∿* You are standing in a few inches of sea water on a beach. You a...

6 years ago

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Find the nearest prime number

Happy 5th birthday, Cody! Since 5 is a prime number, let's have some fun looking for other prime numbers. Given a positive in...

6 years 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...

6 years ago

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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...

6 years ago

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Spot the First Occurrence of 5

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

6 years ago

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Is it really a 5?

A number containing at least one five will be passed to your function, which must return true or false depending upon whether th...

6 years ago

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5 Prime Numbers

Your function will be given lower and upper integer bounds. Your task is to return a vector containing the first five prime numb...

6 years ago

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MATLAB Counter

Write a function f = counter(x0,b) to construct a counter handle f that counts with an initial value x0 and a step size b. E...

6 years ago

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Extra safe primes

Did you know that the number 5 is the first safe prime? A safe prime is a prime number that can be expressed as 2p+1, where p is...

6 years ago