# Joel Hottinger

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**Content Feed**

Solved

Triangle Coordinates

Given a natural number n, return two -element vectors, x and y, containing the coordinates of a triangular arrangement of points...

ungefär 18 timmar ago

Solved

Angle Between Analog Clock Hands

Given a datetime variable t, return the angle (in degrees) between the hour and minute hands of an analog clock at the time repr...

ungefär 18 timmar ago

Solved

Extract the Acrostic Message

An acrostic cipher is a way of embedding one message within another by taking the first (or last) word of each line. Given a str...

ungefär 19 timmar ago

Solved

Boustrophedon

Given a vector v and a positive integer n, return an m-by-n matrix containing the elements of v row-wise, alternating left-to-ri...

ungefär 20 timmar ago

Solved

Create block matrix of integers (j+k-1) - Part I

Given m, n, p, and q, create a matrix of m-by-n blocks (submatrices), each sized p-by-q. The elements of the (j,k)th block all h...

ungefär 20 timmar ago

Solved

Dartboard Average II

A dartboard arranges the numbers 1 to 20 such that each value is typically flanked by quite different values - for example, 20 i...

ungefär 21 timmar ago

Solved

Dartboard Average I

A dartboard arranges the numbers 1 to 20 such that each value is typically flanked by quite different values - for example, 20 i...

ungefär 21 timmar ago

Solved

Possible Rugby Scores

Given a natural number s (> 4), representing a rugby team's score, return an n-by-3 matrix representing all n possible combinati...

ungefär 21 timmar ago

Solved

Alternating sum

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

4 dagar 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...

4 dagar 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...

4 dagar 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...

4 dagar ago

Solved

Sum the Infinite Series

Given that 0 < x and x < 2*pi where x is in radians, write a function [c,s] = infinite_series(x); that returns with the...

4 dagar 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....

4 dagar ago

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Integer sequence - 2 : Kolakoski sequence

Get the n-th term of Kolakoski Sequence.

4 dagar ago

Solved

Calculate the Hamming distance between two strings

Inspired by a similar Cody problem found <http://www.mathworks.com/matlabcentral/cody/problems/93-calculate-the-levenshtein-dist...

4 dagar ago

Solved

Without the French accent please!

Suppress the French accent. Example 'Déjà présent' -> 'Deja present'

4 dagar ago

Solved

Add more zeros

Find code that adds one 0 to each sequence of 0 in a string (composed with only 0 or 1). For example: '1010' -> '100100' ...

4 dagar ago

Solved

Ordinal numbers

Given an integer n, return the corresponding ordinal number as a character string. For example, ord(1)='1st' ord(2)=...

4 dagar ago

Solved

Find Rotated Substring

Given a string s1, find if a rotated version of s1 is present in a second string s2. For example, rotated version of some strin...

4 dagar ago

Solved

Decimal Comparison

*Background* A utility of particular interest to Cody and other MATLAB ventures is comparing the equality of two numbers. In ...

4 dagar ago

Solved

Transposition as a CIPHER

This all about transcripting a text message. If the input string is: s1 = 'My name is Sourav Mondal', then the output is: s2 = '...

4 dagar ago

Solved

Find matching parenthesis

One of the most indispensable things about a great text editor for programming is the ability to quickly jump between matching p...

4 dagar ago

Solved

Find matching string from a list of strings

Write a function that returns a string that is a unique match (if it exists) of the string inStr from a list of strings strList....

4 dagar ago

Solved

Calculate a modified Levenshtein distance between two strings

Inspired by the Cody problem found here. The Levenshtein distance is a charater-based string metric used to measure the differe...

4 dagar ago

Solved

QWERTY Shift Encoder

Encode a string using the QWERTY shift code. This code is where you touch type but are offset by one character to the right. O...

4 dagar ago

Solved

Guess Cipher

Guess the formula to transform strings as follows: 'Hello World!' --> 'Ifmmp Xpsme!' 'Can I help you?' --> 'Dbo J ifm...

4 dagar ago

Solved

First use of arrayfun() and anonymous function @(x)

Create an anonymous function using @(x) for a parabola equation for the given coefficients stored in s with s(1)x2 + s(2)x + s(...

7 dagar ago

Solved

SatCom #4: Satellite Orbit Altitude

Satellite and Space Engineering - Problem #4 This is part of a series of problems looking at topics in satellite and space comm...

7 dagar ago

Solved

SatCom #3: Free Space Path Loss

*Satellite and Space Engineering - Problem #3* _This is part of a series of problems looking at topics in satellite and space...

7 dagar ago