Fri, 05 Jul 2019 23:40:03 +0300 alfadur replace overflowing_sub with wrapping_sub
Fri, 05 Jul 2019 21:48:01 +0300 alfadur fix empty polygon iteration
(0) -10000 -3000 -1000 -300 -100 -30 -10 -2 +2 +10 +30 +100 +300 tip