photo

Matthew Bolyard


Last seen: Today Active since 2025

Followers: 1   Following: 5

Rocket Scientist, MS Aerospace Engineering (UT 2023)

Programming Languages:
Python, MATLAB, Fortran
Spoken Languages:
English
Professional Interests:
Signal Processing, Vibration Analysis, Spacecraft Simulation, Aerospace Engineering

Statistics

Cody

4 Problems
1997 Solutions

RANK
N/A
of 301,327

REPUTATION
N/A

CONTRIBUTIONS
0 Questions
0 Answers

ANSWER ACCEPTANCE
0.00%

VOTES RECEIVED
0

RANK
 of 21,234

REPUTATION
N/A

AVERAGE RATING
0.00

CONTRIBUTIONS
0 Files

DOWNLOADS
0

ALL TIME DOWNLOADS
0

RANK
35
of 173,995

CONTRIBUTIONS
4 Problems
1997 Solutions

SCORE
24,931

NUMBER OF BADGES
63

CONTRIBUTIONS
0 Posts

CONTRIBUTIONS
0 Public Channels

AVERAGE RATING

CONTRIBUTIONS
0 Discussions

AVERAGE NO. OF LIKES

  • Matrix Patterns III Master
  • Sequences And Series II Master
  • Sequences And Series I Master
  • ASEE Challenge Master
  • Matrix Manipulation I Master
  • Indexing II Master
  • Indexing I Master
  • Scholar
  • Cody Problems in Japanese Master
  • Project Euler I
  • Draw Letters
  • Cody Challenge Master

View badges

Feeds

View by

Solved


Sum of even digits
Given a positive integer n, return the sum of all even digits in the number.

2 hours ago

Solved


Number of vowels in string
Write a function that counts how many vowels appear in a given string. Vowels are: a e i o u The function should be case‑insen...

2 hours ago

Solved


Difference of product and sum
Given a positive integer n, compute the difference between the product of its digits and the sum of its digits.

2 hours ago

Solved


Robust Huffman Decoding: The Single-Bit Error Challenge
In the world of data compression, Huffman coding is a classic algorithm. However, it is notoriously fragile: a single bit error ...

1 day ago

Solved


Return the product of all elements of a vector or matrix without using built-in functions
Compute the product of all elements of the input array without using the built-in functions prod, ans, or size.

3 days ago

Solved


Solve expression I
Solve expression (1+sin(x))/cos(x)+cos(x)/(1+sin(x)) for given vector x.

4 days ago

Solved


Find the nearest admirable number
Cody Problems 1012 and 2544 ask us to determine whether a number is perfect—that is, whether the sum of divisors is equal to ....

4 days ago

Solved


Find the number of diagonals in a n sided polygon.
Find the number of diagonals in a n sided polygon.

5 days ago

Solved


A Nedlish Country Garden - Check for Valid Arrangement
Nedland is famous for its stately gardens, which typically have a centerpiece of a square grid, with certain squares featuring a...

5 days ago

Solved


Create incremental spiral WITHOUT USING EVAL or FEVAL
Constructions that use feval or eval are used to cheat with cody. This test-suite tries to avoid that trick. The goal of this c...

5 days ago

Solved


Number of problems
No, you don't read it wrong: this assignment is to return the number of this problem (and not the problem of this number).

5 days ago

Solved


Even or Odd
Write a function which can tell us if the given value x is odd or even. So if x is even return true and if x is odd return false...

5 days ago

Solved


Volume of a sphere given its surface area
You just measured its surface area, that is the input.

5 days ago

Solved


Is it the answer to life the universe and everything?
The answer to life the universe and everything is 42, but this is naturally in base 13. Unfortunately, MATLAB is in base 10, so ...

5 days ago

Solved


How many offices does MathWorks have in the UK
Please write a function that returns the number of offices MathWorks has in the UK.

5 days ago

Solved


Doubling elements in a vector (★★)
(copy of prob. 1024) Given the vector A, return B in which all numbers in A are doubling. So for: A = [ 1 5 8 ] t...

5 days ago

Solved


Matrix indexing with two vectors of indices (★★)
(copy of Prob 589) Given a matrix M and two index vectors a and b, return a row vector x where x(i) = M(a(i),b(i)). Thus, if...

5 days ago

Solved


Function 1 (★)
Compute the value of <<https://i.imgur.com/AxKWLmE.gif>> for any given positive x.

5 days ago

Solved


Change on Spiral Matrix
n>=3, generate a matrix of nth such that n^2 is the max number, and max number must be in [1,1] or [end, end]. One example will ...

5 days ago

Solved


Rotate counterclockwise a matrix 90 deg with left-bottom element
Example: Input [ 1 2 3 4 5 6 ] Output [ 3 6 2 5 1 4 ]

5 days ago

Solved


Logarithm with base other than 'e'
The standard log() function in Matlab returns the natural logarithm (base equal to Euler's constant). Compute the logarithm for ...

5 days ago

Solved


Explode string
Break a sentence into cell of words

5 days ago

Solved


Taxi vs Euclides

5 days ago

Solved


5-year Annedversaries
This is the Bonus Round problem for the 2025 Cody Contest. Attend the watch party on Friday, March 27 to see how 6 champions fro...

6 days ago

Solved


Generate Tribonacci Sequence
The "Tribonacci" sequence is an extension of the idea of the Fibonacci sequence: That is, each new term is the sum of the thr...

6 days 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...

6 days ago

Solved


Turn year differences into "s score and y years ago"
President Lincoln opened his now-legendary Gettysburg Address with the famous words "Four score and seven years ago...". Given t...

6 days ago

Solved


Diagonal Pattern
For a positive integer |n|, return an |nXn| matrix |mat| such that the value of each element in row |i| and column |j| is given ...

8 days ago

Load more