Contribution #1716

Problem: ru/2.2.31

Added 2.2.31, 3.5.11, 4.1.14, 4.1.22, 9.3.6

Editor: Aliaksandr Melnichenka ( @astrosander )

Time: June 27, 2024 at 04:44 PM

GitHub commit: 97248b2a3186eacca378c254e90b97a14f43741d

+80 -8 lines changed