# Mark McBroom

I am an Application Engineering Manager at MathWorks.

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**Content Feed**

Solved

Poker Series 01: isStraightFlush

The Poker Series consists of many short, well defined functions that when combined will lead to complex behavior. Our goal is to...

11 månader ago

Solved

Find the minimum of the column-maximums of a matrix

Given a matrix A, find the maximum value of each column, then return the smallest of those maximum values (ie return the minimum...

11 månader ago

Solved

Calculate the mean of each half of a matrix

Given a matrix with an even number of columns, n, return a 1-by-2 row vector where the first element is the mean of all the elem...

11 månader ago

Solved

Find Closest Constant

Given a number x, return the value that is closest to x from this list of constants: 0, 1, , e, , (also known as ). For exampl...

11 månader ago

Solved

Matrix Quadrants

Write a function that takes N as the input, and outputs a matrix whose upper-left (NxN) quadrant contains all ones, the lower-ri...

11 månader ago

Solved

Code breaker, Part III: Operation Xiangliu

You have been tasked with decoding several batches of coded messages that have been intercepted. Based on previous intellig...

mer än ett år ago

Solved

Code breaker, Part II: Operation Orthos

You have been tasked with decoding several batches of coded messages that have been intercepted. Based on previous intellig...

mer än ett år ago

Solved

Scrabble Scores - 13

This problem integrates components of <https://www.mathworks.com/matlabcentral/cody/problems/3084-scrabble-scores-11 Scrabble Sc...

nästan 2 år ago

Solved

Scrabble Scores - 12

This problem builds directly off of <https://www.mathworks.com/matlabcentral/cody/problems/3082-scrabble-scores-10 Scrabble Scor...

nästan 2 år ago

Solved

Scrabble Scores - 11

This problem builds on the previous problem, wherein you were provided a letter of an existing word on the board and from which ...

nästan 2 år ago

Solved

Scrabble Scores - 10

This problem is very similar to the previous problem. Here, you are provided a letter of an existing word on the board from whic...

nästan 2 år ago

Solved

Scrabble Scores - 9

After developing a sophisticated Scrabble scoring routine, it's time to write an optimization routine for single-word scoring. T...

nästan 2 år ago

Solved

Scrabble Scores - 8

This problem is part of a set of problems that successively develop a more sophisticated Scrabble scoring routine. The point dis...

nästan 2 år ago

Solved

Scrabble Scores - 7

This problem is part of a set of problems that successively develop a more sophisticated Scrabble scoring routine. The point dis...

nästan 2 år ago

Solved

Get the area codes from a list of phone numbers

Given a string of text with phone numbers in it, return a unique'd cell array of strings that are the area codes. s = '508-6...

mer än 2 år ago

Solved

Find state names that start with the letter N

Given a list of US states, remove all the states that start with the letter N. If s1 = 'Alabama Montana Nebraska Vermont Ne...

mer än 2 år ago

Solved

Scrabble Scores - 6

This problem is part of a set of problems that successively develop a more sophisticated Scrabble scoring routine. The point dis...

nästan 3 år ago

Solved

Scrabble Scores - 5

This problem is part of a set of problems that successively develop a more sophisticated Scrabble scoring routine. The point dis...

nästan 3 år ago

Solved

Scrabble Scores - 4

This problem is part of a set of problems that successively develop a more sophisticated Scrabble scoring routine. The point dis...

nästan 3 år ago

Solved

Scrabble Scores - 3

This problem is part of a set of problems that successively develop a more sophisticated Scrabble scoring routine. The point dis...

nästan 3 år ago

Solved

Reverse Boggle

*Description* In the classic Parker Brothers game <http://en.wikipedia.org/wiki/Boggle Boggle>, players find words from a 4x4...

nästan 3 år ago

Solved

Integer Sequence - II : New Fibonacci

Crack the following Integer Sequence. (Hints : It has been obtained from original Fibonacci Sequence and all the terms are also ...

nästan 3 år ago

Solved

Integer sequence - 2 : Kolakoski sequence

Get the n-th term of <https://oeis.org/A000002 Kolakoski Sequence>.

nästan 3 år 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...

nästan 3 år ago

Solved

"Look and say" sequence

What's the next number in this sequence? * [0] * [1 0] * [1 1 1 0] * [3 1 1 0] * [1 3 2 1 1 0] This a variant on the w...

nästan 3 år ago

Solved

Find the stride of the longest skip sequence

We define a _skip sequence_ as a regularly-spaced list of integers such as might be generated by MATLAB's <http://www.mathworks....

nästan 3 år 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...

nästan 3 år ago

Solved

Alternating sum

Given vector x, calculate the alternating sum y = x(1) - x(2) + x(3) - x(4) + ...

nästan 3 år ago

Solved

Is X a Fibonacci Matrix?

In honor of Cleve's new blog and post: <http://blogs.mathworks.com/cleve/2012/06/03/fibonacci-matrices/> Is X a Fibonacci ...

nästan 3 år ago

Solved

Sum of first n terms of a harmonic progression

Given inputs a, d and n, return the sum of the first n terms of the harmonic progression a, a/(1+d), a/(1+2d), a/(1+3d),....

nästan 3 år ago