Contribution #1517

Problem: ru/1.5.12

Added 1.5.12-13,1.5.16;Updated 1.5.14-15

Editor: Aliaksandr Melnichenka ( @astrosander )

Time: June 23, 2024 at 07:48 PM

GitHub commit: a899b26aeaa1d356d6e3f76644738317d11ee3bb

+99 -10 lines changed