Sum of four primes
Published:
First read the problem description.
The Goldbach’s
conjecture has been proved up to \(4*10^{18}\), which is enough for our
problem. We set p1 = 2 and p2 = 2 if
n is even or p2 = 3 if n is odd.
So that the sum of p3 >= 3 and p4 >= 3
needs to be even.
Source code of the solution(s):