goc3
Member of the Community Advisory Board since its inception | MATLAB enthusiast | Code optimizer | Software tester | Materials scientist / mechanical engineer by degree and licensure | Favorite element: rhenium
Programming Languages:
MATLAB, HTML, CSS
Spoken Languages:
English
Professional Interests:
App Building, Data Analysis, Material Sciences, Statistics, Mechanical Engineering
MATLAB, HTML, CSS
Spoken Languages:
English
Professional Interests:
App Building, Data Analysis, Material Sciences, Statistics, Mechanical Engineering
統計
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Feeds
解決済み
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...
1日 前
解決済み
Code breaker, Part I: Operation Phoenix
You have been tasked with decoding a set of coded messages that have been intercepted. Based on previous intelligence that ...
1日 前
解決済み
Reverse Boggle
Description In the classic Parker Brothers game Boggle, players find words from a 4x4 game board of letters. This exercise is t...
1日 前
解決済み
Make a function that returns its own character count
Write a function that returns a 128 element vector with an accurate inventory of the ASCII characters in its own function file. ...
1日 前
解決済み
Numerical Integration
Input * |x0|, a real number greater than 0 Output * |I|, a numerical estimate of the integral x0 / I...
1日 前
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Knight's Watch
"Night gathers, and now my watch begins" A knight is placed on an n-by-n sized chessboard at the position x. Find the proba...
1日 前
解決済み
The Dark Knight
The current position of the knight is x The desired destination is y The size of the chessboard is n. Find the minimu...
1日 前
解決済み
List balanced primes
A balanced prime of order is one that equals the average of the primes before it and the primes after it. For example, 79 is ...
3日 前
解決済み
Count the ways to write 1/n as the sum of two unit fractions
The number 1/2 can be written as 1/3+1/6 and 1/4+1/4, and the number 1/9 can be written as 1/18+1/18, 1/12+1/36, and 1/10+1/90. ...
3日 前
解決済み
Determine whether a number is practical
A number is practical if all smaller numbers can be written as a sum of the proper divisors of . The number 24 is practical bec...
3日 前
解決済み
Hilbert numbers
Given a positive integer, n, return h as follows: 1. If n is not a <https://en.wikipedia.org/wiki/Hilbert_number Hilbert numb...
3日 前
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Find Pseudo-Cyclic Number
A cyclic number is an integer in which cyclic permutations of the digits are successive multiples of the number https://en.wikip...
3日 前
解決済み
I'm going to enjoy watching you calculate, Mr Anderson
Smith numbers are numbers such that if you add up all of the digits in the number, that sum equals the sum of all of the digits ...
3日 前
解決済み
Investigate the frequency of last digits of prime numbers
The last digit of a prime number greater than 5 can be 1, 3, 7, or 9. If the primes are distributed randomly, then these digits ...
3日 前
解決済み
List the ways to write 1/n as the sum of two unit fractions
Cody Problem 59841 involved counting the ways that can be written as the sum of two unit fractions (those with a numerator of 1...
3日 前
解決済み
Compute the tersum
The tersum, which appears in certain mathematical games, involves adding two numbers in base 3 without carry and converting back...
3日 前
解決済み
Frugal number
check whether n is a frugal number * a frugal number is a natural number in a given number base that has more digits than the...
3日 前
解決済み
Be happy
check whether the given number is happy in b-base. A happy number can be defined as a number which will yield 1 when it is repl...
3日 前
解決済み
Cantor counting
Find the nth cantor's rational number. the sequence is given below in the link. Sequence: 1/1,1/2,2/1,3/1,2/2,1/3,1/4... ... .....
3日 前
解決済み
Find numbers in the Popular Computing Z-sequence
Here’s a quick one. In 1977 the magazine Popular Computing sought “problem situations for which the computer is the best (if not...
3日 前
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List the titles of Cody problems
Cody has several ways to list problems, but I have not yet found an easy way to list them by their numbers. Listing by date crea...
3日 前
解決済み
Pseudo-vampire number
refer to <https://en.wikipedia.org/wiki/Vampire_number> Given a number x, determine whether it is a pseudo-vampire number. A p...
3日 前
解決済み
Fangs of pseudo-vampire number
given a number, find all the fangs of that number. A pseudo-vampire number can have multiple of fangs. The output should be a...
3日 前
解決済み
Last non-zero digit
Given a number n, find the last non-zero digit of the factorial of that number. You need to take care of the large values of n....
3日 前
解決済み
Delete and Earn
You are given an integer array nums. You want to maximize the number of points you get by performing the following operation any...
4日 前
解決済み
Find the Number Farthest from the Mean
Given a nonempty vector A, find the element whose distance from the mean of A is greatest. Return the element, not its distance....
4日 前
解決済み
Optimum Egyptian Fractions
Following problem was inspired by <http://www.mathworks.com/matlabcentral/cody/problems/2126-split-bread-like-the-pharaohs-egypt...
4日 前
解決済み
Make a Pandiagonal Prime Magic Square: 11 x 11
This Fun with Primes Challenge is to create a Pandiagonal Prime Magic Square of size 11x11 given eleven APk sequences with 10 co...
4日 前
