David Hill

Carnegie Mellon University (CMU)

Last seen: 2 giorni fa | Attivo dal 2017

Followers: 3 Following: 0

Messaggio

Master's Student in Robotic Systems Development (MRSD), BS Electrical Engineering with minors in Computer Science and Mathematics.

Programming Languages:
Python, C++, C, Java, Javascript, R, MATLAB, CSS, Arduino
Spoken Languages:
English, Spanish
Professional Interests:
Robotics and Autonomous Systems, Embedded Systems

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RANK
6
of 160.651

CONTRIBUTI
58 Problemi
4845 Soluzioni

PUNTEGGIO
51.800

NUMERO DI BADGE
125

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Risolto

Matrix Diagonal Sum
Given a square matrix A of size n x n, write a function to compute the sum of the elements on both the main diagonal and the ant...

4 giorni fa

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Permuted Multiples: Project Euler Problem 52
Return the smallest positive integer, x, for which x, 2x, 3x, 4x, 5x, and 6x, all contain the same digits but in different order...

5 giorni fa

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Sum powers of e-divisors
In number theory the function produces the sum of divisors of an integer raised to the power . Setting sums the divisors, as ...

6 giorni fa

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Create a fibonacci series

6 giorni fa

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List e-perfect numbers
A perfect number is an integer that equals the sum of its positive proper divisors—or the sum of its divisors excluding itself. ...

6 giorni fa

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Count the e-divisors of an integer
Cody Problem 2664 asks us to count the divisors of an integer, and Cody Problem 60843 involves listing the e-divisors of an inte...

10 giorni fa

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Determine the e-divisors of an integer
From MathWorld: is called an e-divisor (or exponential divisor) of a number with prime factorization if and where for...

11 giorni fa

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Test x = 1
Write a function to make the variable x = 1

11 giorni fa

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Count Vowels at Even Indices
Write a function `vowelEvenIndices` that counts the number of vowels (a, e, i, o, u) located at even indices (0-based) in a give...

13 giorni fa

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List the notes of a major scale
If you have seen The Sound of Music, then you are familiar with the major scale: do, re, mi, fa, sol, la, ti, do. The C major sc...

13 giorni fa

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Given length x find the area y of the square
Given length x find the area y of the square

16 giorni fa

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Project Euler Problem 48: Self Powers
The series,. Return a string of the last ten digits of the series:. Hint: Use modular arithmetic! Spoiler: The solution is...

18 giorni fa

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Integer Division Without Remainder
Write a function that takes two positive integers, a and b, and returns the result of integer division (quotient) without remain...

21 giorni fa

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Bell 202 Decoder
Decode an audio frequency shift key stream at a certain baud-rate and sample rate into a binary stream of data using the Bell 20...

24 giorni fa

Problema

Bell 202 Decoder
Decode an audio frequency shift key stream at a certain baud-rate and sample rate into a binary stream of data using the Bell 20...

24 giorni fa | 0 | 4 risolutori

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Diagonal of a Golden Rectangle
A golden rectangle has sides in the ratio 1:φ (phi), where φ is the golden ratio (approximately 1.618). Given the length of the ...

25 giorni fa

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Compute the saturation concentration for dissolved oxygen in water
As organic matter from wastewater decomposes, it consumes oxygen, and an assessment of the effect of a wastewater discharge on t...

27 giorni fa

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"Identify and Replace Outliers in a Numeric Array"
Given a numeric array, identify outliers that are more than two standard deviations away from the mean and replace them with the...

27 giorni fa

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Identify Similar Rows in a Matrix Based on Sequence of Non-zero Elements
In this problem, you are given a matrix of positive integers. Your task is to identify and return all rows in the matrix that ar...

circa un mese fa

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Calculate the Number of Moles
The number of moles of a substance is calculated using the formula: Mass (g) = Moles / Molar Mass (g/mol) Write a function ca...

circa un mese fa

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Remove Duplicate Words from a Sentence.
Given a sentence, remove any duplicate words, leaving only the first occurrence of each word. The output sentence should have wo...

circa un mese fa

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Remove Duplicate Words from a Sentence
Given a sentence as a string, remove all duplicate words while keeping their first occurrence and maintaining the original word ...

circa un mese fa

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Basic Identity Function
Create a function that takes an input x and returns the same value as output.

circa un mese fa

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Sum of Even Numbers in a Vector
Write a function that takes a vector x as input and returns the sum of all even numbers in x. Input: x = [1, 2, 3, 4, 5, 6] ...

circa un mese fa

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Sum of Positive Elements in a Matrix
Given a matrix A, write a function that returns the sum of all positive elements in A. Input: A = [-3, 4, -1; 6, -2, 8] ...

circa un mese fa

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Calculate the Damerau-Levenshtein distance between two strings.
<http://www.mathworks.co.uk/matlabcentral/cody/problems/2303-compute-hamming-distances-between-each-pair-of-rows-from-two-input-...

circa un mese fa

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Add 2 to any number.
Add 2 to any number.

circa un mese fa

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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) ...

circa 2 mesi fa

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Apply Function to Each Field of a Structure Array: Part 1
The builtin <http://www.mathworks.com/help/matlab/ref/structfun.html?=structfun structfun> applies a function handle to each fie...

circa 2 mesi fa

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Mmm! Multi-dimensional Matrix Multiplication
You have got a couple of multi-dimensional matrices, A and B. And want to multiply them. For the first 2 dimensions, an ordinary...

circa 2 mesi fa

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