Divisible by 2
This is the first problem in a set of "divisible by x" problems. You will be provided a number as a string and the function you ...
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Divisible by 5
Pursuant to the <http://www.mathworks.com/matlabcentral/cody/problems/42404-divisible-by-2 first problem> in this series, this o...
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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...
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Divisible by 3
Pursuant to the <http://www.mathworks.com/matlabcentral/cody/problems/42404-divisible-by-2 first problem> in this series, this o...
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Is X a Fibonacci Matrix?
In honor of Cleve's new blog and post:
<http://blogs.mathworks.com/cleve/2012/06/03/fibonacci-matrices/>
Is X a Fibonacci ...
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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)...
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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...
Fibonacci sequence
Calculate the nth Fibonacci number.
Given n, return f where f = fib(n) and f(1) = 1, f(2) = 1, f(3) = 2, ...
Examples:
Inpu...
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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...