correction: it was fM(N) where N=[0..1000[ and constant M=20 (i think; 20 didn't take too long for 1000 iterations). results were added up and printed at the e

correction: it was fM(N) where N=[0..1000[ and constant M=20 (i think; 20 didn't take too long for 1000 iterations). results were added up and printed at the end and outside the benchmarking loop.