Added 2_4 - 2_6 solutions
Added newlines
Merge branch 'master' of https://github.com/sidorovis/cpp_craft_1013
Merge branch 'master' of https://github.com/sidorovis/cpp_craft_1013
Corrections in tasks and libraries
Tiny changes due to comments
Merge pull request #109 from Lapenkov/master

homework 2 by Lapeknov