Lutger: > Oh yes, I remember being freaked out reading about the APL after that one: > (~RâRâ.ÃR)/Râ1ââ³R > (this finds all prime numbers from 1 to R in the APL)
I can't read that APL code, and Python code that does the same is more than twice longer (and it may also be slower): >>> n = 20 >>> [x for x in xrange(2,n) if all(x % i for i in xrange(2,x))] [2, 3, 5, 7, 11, 13, 17, 19] Bye, bearophile
