On Sunday, 5 June 2016 at 21:56:30 UTC, ag0aep6g wrote: > On 06/05/2016 11:52 PM, Ausprobierer wrote: >> I've compiled it with "dmd -m64 -release -inline <filename>.d". > > Misses -O for actual optimizations. You can also try ldc or gdc > for better performance. Still a runtime of approx. 36 seconds.