Hoang Hong Hai

Last seen: 8ヶ月前 | 2022 年からアクティブ

Followers: 0 Following: 0

Programming Languages:
Python
Spoken Languages:
English

統計

Feeds

解決済み

Find vampire numbers
A <http://en.wikipedia.org/wiki/Vampire_number vampire number> is a number v that is the product of two numbers x and y such th...

2年弱前

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Factorize THIS, buddy
List the prime factors for the input number, in decreasing order. List each factor only once, even if the factorization includes...

2年弱前

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Get all prime factors
List the prime factors for the input number, in decreasing order. List each factor. If the prime factor occurs twice, list it as...

2年弱前

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Numbers with prime factors 2, 3 and 5.
Make a function which takes one positive integer n and returns a matrix with the numbers of the form (2^i)*(3^j)*(5^k) which are...

2年弱前

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Proper Factors
Generate the proper factors of input integer x and return them in ascending order. For more information on proper factors, refer...

2年弱前

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Multiples of a Number in a Given Range
Given an integer factor _f_ and a range defined by _xlow_ and _xhigh_ inclusive, return a vector of the multiples of _f_ that fa...

2年弱前

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Smith numbers
Return true if the input is a Smith number in base ten. Otherwise, return false. Read about Smith numbers at <http://en.wikipedi...

2年弱前

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Prime factor digits
Consider the following number system. Calculate the prime factorization for each number n, then represent the prime factors in a...

2年弱前

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Divisible by n, prime divisors from 20 to 200
Pursuant to the previous problem (linked below), this problem requires a function that checks for divisibility of large numbers ...

2年弱前

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Divisible by n, prime divisors - 11, 13, 17, & 19
Divisibility checks against prime numbers can all be accomplished with the same routine, applied recursively, consisting of add ...

2年弱前

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Divisible by n, Composite Divisors
Pursuant to <http://www.mathworks.com/matlabcentral/cody/problems/42453-divisible-by-n-prime-vs-composite-divisors Divisible by ...

2年弱前

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Divisible by n, Truncated-number Divisors
Some divisors only require a few numbers at the end of the number in question to determine divisibility, no matter how long. Exa...

2年弱前

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Project Euler: Problem 3, Largest prime factor
The prime factors of 13195 are 5, 7, 13 and 29. What is the largest prime factor of the number being input, input might be ui...

2年弱前

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Divisible by n, prime divisors (including powers)
For this problem, you will be provided an array of numbers (not necessarily in order). Return the array of numbers with only pri...

2年弱前

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Divisible by n, prime vs. composite divisors
In general, there are two types of divisibility checks; the first involves composite divisors and the second prime divisors, inc...

2年弱前

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Divisible by 16
Write a function to determine if a number is divisible by 16. This can be done by a few different methods. Here are two: # If...

2年弱前

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Divisible by 15
Write a function to determine if a number is divisible by 15. If a number is <http://www.mathworks.com/matlabcentral/cody/proble...

2年弱前

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Divisible by 14
Write a function to determine if a number is divisible by 14. If a number is <http://www.mathworks.com/matlabcentral/cody/proble...

2年弱前

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Find x rows where the sum of the numbers is the maximum

2年弱前

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Temperature Conversion 2

2年弱前

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Temperature Conversion 1

2年弱前

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Is A the inverse of B?
Given a matrix A and a matrix B, is A the inverse of B? >>A=[2,4;3,5]; >>B=[-2.5,2;1.5,-1]; >>isInverse...

2年弱前

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Rotate Matrix @180 degree
Rotate Matrix @180 degree Example A=[8 1 6; 3 5 7; 4 9 2], then answer would be [2 9 4;...

2年弱前

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Converts numbers into characters
Converts numbers into characters

2年弱前

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Find the max element of the array
Find the max element of the array

2年弱前

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Square root
Given x (a matrix), give back another matrix, where all the elements are the square roots of x's elements.

2年弱前

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Calculate the average value of the elements in the array
Calculate the average value of the elements in the array

2年弱前

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to the 2 all elements
to the 2 all elements

2年弱前

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the average value of the elements
Calculate the average value of the elements in the array

2年弱前

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Double all elements in the array
Duplicate all elements in the array

2年弱前

さらに読み込む

Hoang Hong Hai

統計

Cody

Cody

Cody

Cody

Cody

Cody

Cody

Cody

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