# Stefan Abendroth

**Programming Languages:**

Python, C++, Javascript, MATLAB, Visual Basic

**Spoken Languages:**

English, French, German

**Professional Interests:**

Systems Engineering, Networks, Automotive, Communications

**Statistics**

**Cody**

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**Content Feed**

Solved

Determine the Result of a Move in Reversi

Note: This is closely related to <http://www.mathworks.com/matlabcentral/cody/problems/2538-find-the-next-legal-move-in-reversi ...

3 days ago

Solved

Find the Next Legal Move in Reversi

<http://en.wikipedia.org/wiki/Reversi Reversi>, also known as Othello, is a game in which reversible white/black chips are place...

3 days ago

Solved

RISK Calculator - Large Armies, High Accuracy, Fast

This Challenge is to quickly provide the high precision probability of legal RISK battles up to 100 vs 100. [ Attack >= 2 and D...

3 days ago

Solved

RISK board game battle simulation

Given two positive integer inputs, a (attacker army units) and d (defender army units) return the probablity of victory (from 0....

4 days ago

Solved

Game of Nim

The Game of Nim is a famous studied 2 player strategy game. <http://en.wikipedia.org/wiki/Nim> There are 3 heaps, and you...

7 days ago

Solved

Go-style solver

Consider a variation of the game Go where one player has gone ahead and placed several pieces all at once. Assuming that the sec...

7 days ago

Solved

Pentago: find winning move

<http://en.wikipedia.org/wiki/Pentago Pentago> is a challenging two-player strategy game. The objective is to be the first playe...

8 days ago

Solved

Chess ELO rating system

The Elo rating system is a method for calculating the relative chess skill levels of players in competitor-versus-competitor gam...

8 days ago

Solved

Chess performance

After Problems <http://www.mathworks.com/matlabcentral/cody/problems/3054-chess-elo-rating-system/ 3054> and <http://www.mathwor...

8 days ago

Solved

Valid Chess Moves

Using standard Algebraic notation ('' for a pawn), given previous move and a next move, output true if it is a valid move or fal...

8 days ago

Solved

Identify Reachable Points

Given a vector of 2-D Points and a vector of 2-D Deltas create an array of all Locations that can be reached from the points usi...

8 days ago

Solved

Wheat on a chessboard pt 2

If a chessboard were to have wheat placed upon each square such that x grains were placed on the first square and each successiv...

8 days ago

Solved

N-Queens Checker

Picture a chessboard populated with a number of queens (i.e. pieces that can move like a queen in chess). The board is a matrix,...

8 days ago

Solved

Wheat on a chessboard pt 1

If a chessboard were to have wheat placed upon each square such that one grain were placed on the first square and each successi...

8 days ago

Solved

Day counter function

Write a function called _day_counter_ that returns the number of Mondays that fell on the first day of the month in a given year...

8 days ago

Solved

Decimation

When dealing to the Roman Army, the term decimate meant that the entire unit would be broken up into groups of ten soldiers, and...

8 days ago

Solved

Odd elimination

Inspired by Project Euler problem #539 You'll be given a vector from 1 to n; Going from left to right, remove the first n...

8 days ago

Solved

It's going down. We're finding simbers!

This problem is inspired by Project Euler 520: Simbers. "We define a simber to be a positive integer in which any odd digit, ...

8 days ago

Solved

Pandigital Factors (Based on Euler 491)

A Pandigital Number is a number containing all of the digits from 0-9 inclusive, with the added stipulation that it does not hav...

8 days ago

Solved

Golomb's self-describing sequence (based on Euler 341)

The Golomb's self-describing sequence {G(n)} is the only nondecreasing sequence of natural numbers such that n appears exactly G...

9 days ago

Solved

Pseudo Square Root (Inspired by Project Euler 266)

Shamelessly copied from the Project Euler page for Problem 266: ------------- The divisors of 12 are: 1,2,3,4,6 and 12. T...

9 days ago

Solved

Project Euler 249: Prime Subset Sums

Inspired by Problem 249 of Project Euler. <https://projecteuler.net/problem=249> Let S = {2, 3, 5, ...} be the set of prime ...

9 days ago

Solved

Generalised Hamming Number

Inspired by Project Euler n°204 and Problem 1308 by James A generalised Hamming number of type n, has no prime factor larger ...

9 days ago

Solved

Bouncy numbers

Inspired by Project Euler n°112. Working from left-to-right if no digit is exceeded by the digit to its left it is called an ...

9 days ago

Solved

Square Digits Number Chain Terminal Value (Inspired by Project Euler Problem 92)

Given a number _n_, return the terminal value of the number chain formed by summing the square of the digits. According to the P...

9 days ago

Solved

High Precision Square Root (Inspired by Project Euler 80)

Given a positive integer n which is not a perfect square, write a MATLAB script that will calculate the square root of n truncat...

9 days ago

Solved

Diophantine Equations (Inspired by Project Euler, problem 66)

Consider the quadratic Diophantine equation of the form: x^2 – Dy^2 = 1 When D=13, the minimal solution in x is 649^2 – 13...

10 days ago

Solved

Decrypt the cypher using XOR encryption (for beginners)

Inspired by Project Euler n°59 Each character on a computer is assigned a unique code and the preferred standard is ASCII (...

11 days ago

Solved

Lychrel Number Test (Inspired by Project Euler Problem 55)

The task for this problem is to create a function that takes a number _n_ and tests if it might be a Lychrel number. This is, re...

11 days ago

Solved

Right Triangle Side Lengths (Inspired by Project Euler Problem 39)

If _p_ is the perimeter of a right angle triangle with integral length sides, { _a_, _b_, _c_ }, there are exactly three solutio...

11 days ago