really? for what value of incredibly? i bet it's way faster than writing all that code.
[edit: to save people reading below i missed the sum requirement, which this wouldn't do, and a rough back of the envelope calculations suggests it would take about the same length of time as the code took. so i was wrong, sorry...]
[edit: to save people reading below i missed the sum requirement, which this wouldn't do, and a rough back of the envelope calculations suggests it would take about the same length of time as the code took. so i was wrong, sorry...]