Contribution #1521

Problem: ru/1.5.16

Added 1.5.17; Updated 1.5.15-16

Editor: Aliaksandr Melnichenka ( @astrosander )

Time: June 23, 2024 at 10:50 PM

GitHub commit: f95472de3d855b32609d1a6dd5db9d81108a87c2

+48 -22 lines changed