Community Profile

photo

Nguyen Ngoc Hai


Last seen: ungefär en månad ago Active since 2021

Statistics

  • Project Euler I
  • Introduction to MATLAB Master
  • CUP Challenge Master
  • Draw Letters
  • Community Group Solver
  • Promoter
  • Solver

View badges

Content Feed

View by

Solved


Converts numbers into characters
Converts numbers into characters

ungefär en månad ago

Solved


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

ungefär en månad ago

Solved


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

ungefär en månad ago

Solved


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

ungefär en månad ago

Solved


to the 2 all elements
to the 2 all elements

ungefär en månad ago

Solved


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

ungefär en månad ago

Solved


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

ungefär en månad ago

Solved


calculate the length of matrix
input 1 array, calculate the length

ungefär en månad ago

Solved


Draw a '0' in a one matrix!

ungefär en månad ago

Solved


Convert given decimal number to binary number.
Convert given decimal number to binary number. Example x=10, then answer must be 1010.

ungefär en månad ago

Solved


Binary code (array)
Write a function which calculates the binary code of a number 'n' and gives the result as an array(vector). Example: Inpu...

ungefär en månad ago

Solved


Converting binary to decimals
Convert binary to decimals. Example: 010111 = 23. 110000 = 48.

ungefär en månad ago

Solved


radius of a spherical planet
You just measured its surface area, that is the input.

ungefär en månad ago

Solved


Calculate area of sector
A=function(r,seta) r is radius of sector, seta is angle of sector, and A is its area. Area of sector A is defined as 0.5*(r^2...

ungefär en månad ago

Solved


Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

ungefär en månad ago

Solved


Find the longest sequence of 1's in a binary sequence.
Given a string such as s = '011110010000000100010111' find the length of the longest string of consecutive 1's. In this examp...

ungefär en månad ago

Solved


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...

ungefär en månad ago

Solved


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

ungefär en månad ago

Solved


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...

ungefär en månad ago

Solved


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...

ungefär en månad ago

Solved


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...

ungefär en månad ago

Solved


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...

ungefär en månad ago

Solved


Generalised Hamming Number
Inspired by Project Euler n°204 and Problem 1308 by James A generalised Hamming number of type n, has no prime factor larger ...

ungefär en månad ago

Solved


Is the Point in a Triangle?
Check whether a point or multiple points is/are in a triangle with three corners Points = [x, y]; Triangle = [x1, y1; x...

ungefär en månad ago

Solved


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

ungefär en månad ago

Solved


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

ungefär en månad ago

Solved


Make a vector of prime numbers
Input(n) - length of vector with prime numbers Output(v) - vector of prime numbers Example: * n=1; v=2 * n=3; v=[2 3 5...

ungefär en månad ago

Solved


Find the next prime number
Find the next prime number or numbers for given n. For example: n = 1; out = 2; or n = [5 7]; out = [7 11]; ...

ungefär en månad ago

Solved


Largest Twin Primes
<http://en.wikipedia.org/wiki/Twin_prime Twin primes> are primes p1, p2 = p1 + 2 such that both p1 and p2 are prime numbers. Giv...

ungefär en månad ago

Solved


Mersenne Primes
A Mersenne prime is a prime number of the form M = 2^p - 1, where p is another prime number. For example, 31 is a Mersenne prim...

ungefär en månad ago

Load more