Some problems with c++ set

Revision en3, by Zabiyaka, 2018-12-27 15:56:43

I've made a structure and a set of this structure.

Why inserting to the set isn't working correctly and what should I do to make it work?

https://pastebin.com/fdhc3aip

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  Rev. Lang. By When Δ Comment
en3 English Zabiyaka 2018-12-27 15:56:43 0 (published)
en2 English Zabiyaka 2018-12-27 15:56:00 50 (saved to drafts)
ru2 Russian Zabiyaka 2018-12-27 15:54:53 50
en1 English Zabiyaka 2018-12-27 15:53:40 203 Initial revision for English translation
ru1 Russian Zabiyaka 2018-12-27 15:51:29 190 Первая редакция (опубликовано)