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Devin Allen


Last seen: 15 giorni ago Active since 2021

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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:/...

15 giorni ago

Solved


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...

15 giorni ago

Solved


Vector creation
Create a vector using square brackets going from 1 to the given value x in steps on 1. Hint: use increment.

2 mesi ago

Solved


Doubling elements in a vector
Given the vector A, return B in which all numbers in A are doubling. So for: A = [ 1 5 8 ] then B = [ 1 1 5 ...

2 mesi ago

Solved


Create a vector
Create a vector from 0 to n by intervals of 2.

2 mesi ago

Solved


Flip the vector from right to left
Flip the vector from right to left. Examples x=[1:5], then y=[5 4 3 2 1] x=[1 4 6], then y=[6 4 1]; Request not ...

2 mesi ago

Solved


Whether the input is vector?
Given the input x, return 1 if x is vector or else 0.

2 mesi ago

Solved


Find max
Find the maximum value of a given vector or matrix.

2 mesi ago

Solved


Get the length of a given vector
Given a vector x, the output y should equal the length of x.

2 mesi ago

Solved


Inner product of two vectors
Find the inner product of two vectors.

2 mesi ago

Solved


Arrange Vector in descending order
If x=[0,3,4,2,1] then y=[4,3,2,1,0]

2 mesi ago

Solved


Energy Conversion 2

2 mesi ago

Solved


Energy Conversion 1

2 mesi ago

Solved


Velocity Conversion

2 mesi ago

Solved


Area Conversion 2

2 mesi ago

Solved


Area Conversion 1

2 mesi ago

Solved


Mass Conversion 1

2 mesi ago

Solved


Temperature Conversion 3

2 mesi ago

Solved


Temperature Conversion 2

2 mesi ago

Solved


Temperature Conversion 1

2 mesi ago

Solved


Draw a '1' in a zero matrix!

2 mesi ago

Solved


Circular Primes (based on Project Euler, problem 35)
The number, 197, is called a circular prime because all rotations of the digits: 197, 971, and 719, are themselves prime. The...

2 mesi 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...

2 mesi ago

Solved


Sophie Germain prime
In number theory, a prime number p is a *Sophie Germain prime* if 2p + 1 is also prime. For example, 23 is a Sophie Germain prim...

2 mesi 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...

2 mesi 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]; ...

2 mesi 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...

2 mesi ago

Solved


Find nearest prime number less than input number
Find nearest prime number less than input number. For example: if the input number is 125, then the nearest prime number whi...

2 mesi ago

Solved


Mersenne Primes vs. All Primes
A Mersenne prime (M) is a prime number of the form M = 2^p - 1, where p is another prime number. <https://www.mathworks.com/matl...

2 mesi ago

Solved


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...

2 mesi ago

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