Sync
Sync
Merge branch 'master' of https://github.com/linys1987/ProjectEuler

Conflicts:
	PE1-20/PE3_Largest_prime_factor.py
	PE21-40/PE23_Non_abundant_sums.py
	PE21-40/PE24_Lexicographic_permutations.py
	PE21-40/PE27_Quadratic_primes.py