Contribution #1351

Problem: ru/1.1.7

Updated 1.1.1-1.1.7 solutions

Editor: Aliaksandr Melnichenka ( @astrosander )

Time: April 7, 2024 at 09:22 AM

GitHub commit: 9570755708f41d1bac856127feac785a70a4ecec

+199 -155 lines changed