Community Profile

photo

Hoang Hong Hai


Last seen: 3 mesi fa Attivo dal 2022

Programming Languages:
Python
Spoken Languages:
English

Statistiche

  • Divisible by x Master
  • Draw Letters
  • Cody Problems in Japanese Master
  • Project Euler I
  • CUP Challenge Master
  • Community Group Solver
  • Introduction to MATLAB Master
  • Solver

Visualizza badge

Content Feed

Visto da

Risolto


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...

circa un anno fa

Risolto


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

circa un anno fa

Risolto


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...

circa un anno fa

Risolto


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...

circa un anno fa

Risolto


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

circa un anno fa

Risolto


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...

circa un anno fa

Risolto


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...

circa un anno fa

Risolto


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

circa un anno fa

Risolto


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 ...

circa un anno fa

Risolto


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 ...

circa un anno fa

Risolto


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

circa un anno fa

Risolto


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...

circa un anno fa

Risolto


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...

circa un anno fa

Risolto


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...

circa un anno fa

Risolto


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...

circa un anno fa

Risolto


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...

circa un anno fa

Risolto


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...

circa un anno fa

Risolto


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...

circa un anno fa

Risolto


Temperature Conversion 2

circa un anno fa

Risolto


Temperature Conversion 1

circa un anno fa

Risolto


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...

circa un anno fa

Risolto


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;...

circa un anno fa

Risolto


Converts numbers into characters
Converts numbers into characters

circa un anno fa

Risolto


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

circa un anno fa

Risolto


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

circa un anno fa

Risolto


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

circa un anno fa

Risolto


to the 2 all elements
to the 2 all elements

circa un anno fa

Risolto


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

circa un anno fa

Risolto


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

circa un anno fa

Carica altro