hieu nguyen duc
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DURCHSCHNITTLICHE ANZAHL DER LIKES
Solve all the problems in Draw Letters problem group
Awarded to hieu nguyen duc on 18 May 2022
Solve all the problems in Introduction to MATLAB problem group
Awarded to hieu nguyen duc on 21 Apr 2022
Solve all the problems in CUP Challenge
Awarded to hieu nguyen duc on 13 Apr 2022
Solve a community group
Awarded to hieu nguyen duc on 12 Apr 2022
Solve a problem for the first time
Awarded to hieu nguyen duc on 23 Feb 2022
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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...
fast 2 Jahre vor
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Project Euler: Problem 5, Smallest multiple
2520 is the smallest number that can be divided by each of the numbers from 1 to 10 without any remainder. What is the smalle...
fast 2 Jahre vor
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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...
fast 2 Jahre vor
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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...
fast 2 Jahre vor
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Project Euler: Problem 7, Nth prime
By listing the first six prime numbers: 2, 3, 5, 7, 11, and 13, we can see that the 6th prime is 13. What is the Nth prime nu...
fast 2 Jahre vor
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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...
fast 2 Jahre vor
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Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...
fast 2 Jahre vor
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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...
fast 2 Jahre vor
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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...
fast 2 Jahre vor
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Project Euler: Problem 6, Natural numbers, squares and sums.
The sum of the squares of the first ten natural numbers is, 1^2 + 2^2 + ... + 10^2 = 385 The square of the sum of the first ...
fast 2 Jahre vor
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Project Euler: Problem 10, Sum of Primes
The sum of the primes below 10 is 2 + 3 + 5 + 7 = 17. Find the sum of all the primes below the input, N. Thank you <http:/...
fast 2 Jahre vor
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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;...
fast 2 Jahre vor
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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.
fast 2 Jahre vor
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Calculate the average value of the elements in the array
Calculate the average value of the elements in the array
fast 2 Jahre vor
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the average value of the elements
Calculate the average value of the elements in the array
fast 2 Jahre vor
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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...
fast 2 Jahre vor
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Find out sum of prime number till given number
Find out sum of prime number till given number Example, if number is 10, then answer must be 17.
fast 2 Jahre vor
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Find max prime number
Given integer number n. Find the max prime number (mpn) that smaller than or equal to n. Example: n = 10 --> mpn = 7
fast 2 Jahre vor
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Create the following sequence : 0 1 1 4 9 25 64 169 ...
The sequence 0, 1, 1, 4, 9, 25, 64, 169, ... represents the square of the sequence of Fibonacci numbers. Let n repres...
fast 2 Jahre vor
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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...
fast 2 Jahre vor
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Fibonacci Decomposition
Every positive integer has a unique decomposition into nonconsecutive Fibonacci numbers f1+f2+ ... Given a positive integer n, r...
fast 2 Jahre vor
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How many Fibonacci numbers?
Find the number of unique Fibonacci numbers (don't count repeats) in a vector of positive integers. Example: x = [1 2 3 4...
fast 2 Jahre vor
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Fibonacci-Sum of Squares
Given the Fibonacci sequence defined by the following recursive relation, * F(n) = F(n-1) + F(n-2) * where F(1) = 1 and F(1)...
fast 2 Jahre vor
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Project Euler: Problem 2, Sum of even Fibonacci
Each new term in the Fibonacci sequence is generated by adding the previous two terms. By starting with 1 and 2, the first 10 te...
fast 2 Jahre vor
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