MRAB: > I think I might have cracked it: > ... > print n, sums
Nice. If you don't want to use dynamic programming, then add a @memoize decoration before the function, using for example my one: http://code.activestate.com/recipes/466320/ And you will see an interesting speed increase, even if you don't use Psyco ;-) Bye, bearophile -- http://mail.python.org/mailman/listinfo/python-list
