Mon, 17 Sep 2018 20:30:53 +0200 wenzelm clarified signature;
Mon, 17 Sep 2018 19:21:39 +0200 nipkow merged
Mon, 17 Sep 2018 19:21:26 +0200 nipkow added insertion sort with keys
(0) -30000 -10000 -3000 -1000 -300 -100 -30 -10 -3 +3 +10 +30 +100 +300 +1000 +3000 +10000 tip