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 Can someone give me the difference between these two kinds recursions and example?
specifically in ocaml. Thanks
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 I am about to make two assumptions. Please correct me if they're wrong:
There isn't a recursive algorithm without an iterative equivalent.
Iteration is always cheaper performance-wise than recursion (at
least in general purpose languages such as Java, C++, Python etc.).
If it's true that recursion…
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 I solved Problem 10 of Project Euler with the following code, which works through brute force:
def isPrime(n):
    for x in range(2, int(n**0.5)+1):
        if n % x == 0:
            return False
    return True
def primeList(n):
    primes = []
    for i in range(2,n):
        if isPrime(i):
…
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 I have this massive array of ints from 0-4 in this triangle.  I am trying to learn dynamic programming with Ruby and would like some assistance in calculating the number of paths in the triangle that meet three criterion:
You must start at one of the zero points in the row with 70 elements.
Your…
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 code 1: 
public static int fibonacci (int n){ 
        if (n == 0 || n == 1) { 
        return 1; 
        } else { 
        return fibonacci (n-1) + fibonacci (n-2); 
        } 
    } 
how can you use fibonacci if you haven't gotten done explaining what it is yet? I've been able to understand…
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